| Recently added or edited patents |
Patents 1 -
442
of 442
      |
| Modified | Number | Grant Date | Patentee | Title | Type |
| 2010-03-11 | 2,175,111 | Oct. 03, 1939 | C.I. Duvall | Power hacksaw | metal sawing machines |
| 2010-03-11 | 18,509 | Oct. 27, 1857 | D. Lovejoy, G.F. Butterfield | Grinding and polishing metal | |
| 2010-03-11 | 37,188 | Dec. 16, 1862 | T.J. Wells | Improved self-feeding sawing-machine | |
| 2010-03-11 | 30,362 | Oct. 09, 1860 | I. Stoddard | Propelling machines by horse-power | power transmission |
| 2010-03-11 | 10,965 | May 23, 1854 | J. Myers | Machine for sawing thin boards, etc. | circular saws |
| 2010-03-11 | 23,668 | Apr. 19, 1859 | R.G. Eunson | Water-cooler for steam-engines | |
| 2010-03-11 | 10,965 | May 23, 1854 | R.G. Eunson | Machine for sawing thin boards, etc. | circular saws |
| 2010-03-11 | 22,560 | Jan. 11, 1859 | H.W. Joslin | Improvement in treatment of india-rubber | |
| 2010-03-11 | 4,983 | Feb. 27, 1847 | E. Holden | Machine for planing, tonguing and grooving | planers |
| 2010-03-11 | 6,195 | Mar. 20, 1849 | T.J. Wells | Planing-machine | planers |
| 2010-03-11 | 6,325 | Apr. 17, 1849 | A.M. George | Revolving-die spike machine | |
| 2010-03-11 | 6,185 | Mar. 13, 1849 | D. Barnum | Planing-machine | planers |
| 2010-03-11 | 6,325 | Apr. 17, 1849 | E. Brown | Revolving-die spike machine | |
| 2010-03-11 | 6,185 | Mar. 13, 1849 | T.J. Wells | Planing-machine | planers |
| 2010-03-11 | 5,731 | Aug. 22, 1848 | E.K. Root | Machinery for dressing axes | tool making machines |
| 2010-03-11 | 4,983 | Feb. 27, 1847 | J. Powell, N. Barlow | Machine for planing, tonguing and grooving | planers |
| 2010-03-11 | 1,739 | Aug. 25, 1840 | T.J. Wells | Machine for grinding apples and other fruit | |
| 2010-03-11 | 2,786 | Sep. 23, 1842 | R.G. Eunson | Mode of discharging water and air from the condensers of steam-engines | |
| 2010-03-11 | 2,152 | Jul. 01, 1841 | T.J. Wells | Horse-power for driving machinery | power transmission |
| 2010-03-10 | 2,440,855 | May 04, 1948 | N.V. Goss | Dust Eliminator | saw blowers |
| 2010-03-10 | 438,890 | Oct. 21, 1890 | H.D. Lanfair | Bench-hook | bench stops |
| 2010-03-10 | 402,364 | Apr. 30, 1889 | W. Thomson | Improved instrument for taking azimuths, using a fully reflecting prism | |
| 2010-03-10 | 210,068 | Nov. 19, 1878 | W. Thomson | Navigational instrument for use with the mariners' compass | |
| 2010-03-10 | 490,860 | Jan. 31, 1893 | A. Snoeck | Depth Gage | measuring tools |
| 2010-03-10 | 488,281 | Dec. 20, 1892 | J.P. Lavigne | Micrometer Gage | measuring tools |
| 2010-03-10 | 488,280 | Dec. 20, 1892 | J.P. Lavigne | Micrometer Gage | measuring tools |
| 2010-03-09 | 112,759 | Mar. 14, 1871 | H.K. White | Lathe Dog | wood lathe accessories |
| 2010-03-09 | 111,927 | Feb. 21, 1871 | L. Griswold | Milling Tool | milling machine tools |
| 2010-03-09 | 111,859 | Feb. 14, 1871 | F.B. Miles | Turning Lathe | engine lathes |
| 2010-03-09 | 111,311 | Jan. 31, 1871 | A.H. Brainard | Improvement in Head Stocks for Milling Machines | indexers |
| 2010-03-09 | 110,951 | Jan. 17, 1871 | A.H. Brainard | Improvement in Back Centers for Milling Machines | milling machine accessories |
| 2010-03-09 | 110,961 | Jan. 17, 1871 | J.J. Dominic | Clamp | clamps |
| 2010-03-09 | 108,822 | Nov. 01, 1870 | J.S. Lane, J.H. Pitkin | Machine for Grinding and Polishing Metal | surface grinders |
| 2010-03-09 | 106,458 | Aug. 16, 1870 | G. Blake | Machine for Cutting Shafts and Pipes and for Cutting Screw Threads | metalworking machines |
| 2010-03-09 | 106,404 | Aug. 16, 1870 | P.H. Pitts | Turning Lathe | screwcutting lathes |
| 2010-03-09 | 106,224 | Aug. 09, 1870 | J.S. Skinner | Lathe Dog | lathe dogs |
| 2010-03-09 | 2,020,883 | Nov. 12, 1935 | G.R. Gagne | Ratchet Wrench | ratchet wrenches |
| 2010-03-09 | 9,188X | Oct. 22, 1835 | S.R. Miller | Circumferentor, or surveyor's compass | surveyor |
| 2010-03-09 | 8,669X | Mar. 06, 1835 | J. Ball | Compass | surveyor |
| 2010-03-09 | 7,669X | Jul. 22, 1833 | J. Hanks | Compass and magnetic needle | surveyor |
| 2010-03-09 | 7,954X | Jan. 11, 1834 | W.J. Young | Surveying compass (patented Jan. 17, 1832) | surveyor |
| 2010-03-09 | 6,902X | Jan. 17, 1832 | W.J. Young | Surveying compass | surveyor |
| 2010-03-09 | 6,033X | Jun. 15, 1830 | M. Smith | Compass | compasses |
| 2010-03-09 | 5,057X | Apr. 05, 1828 | J. Feinour, Sr. | Improvement called the safety compass lamp | |
| 2010-03-09 | 3,495X | Apr. 13, 1822 | S. Dew | Mapping instrument, or universal compass | surveyor |
| 2010-03-09 | 1,175X | Dec. 01, 1809 | W. Russell | Mariner's compass | |
| 2010-03-09 | 266,871 | Oct. 31, 1882 | W.S. Morgan | Bench mortising-machine | mortising machines |
| 2010-03-09 | 78,992 | Jun. 16, 1868 | G.V. Orton | Improvement in hangers for shafting | power transmission |
| 2010-03-09 | 113,113 | Mar. 28, 1871 | W.H. Thorne | Improvement in apparatus for transmitting power to machinery | power transmission |
| 2010-03-09 | 517,029 | Mar. 27, 1894 | C.T. Clausen | Instrument for adjusting the magnetic deviation of the mariners' compass | |
| 2010-03-09 | 210,069 | Nov. 19, 1878 | W. Thomson | Magnetic adjustment mechanism added to the mariners' compass | |
| 2010-03-09 | 103,701 | May 31, 1870 | L.F. Arson | Improvement in Correcting the Deviation of the Mariners' Compass | |
| 2010-03-09 | 186,638 | Jan. 23, 1877 | W. Thomson | Compass needle combines ultra-low friction with high polar moment of inertia. | |
| 2010-03-09 | 217,015 | Jul. 01, 1879 | S. Longfellow | Add-on corrective magnets | |
| 2010-03-09 | 646,397 | Mar. 27, 1900 | W.H. Thorne, J.S. Bancroft | Grinding-machine | tool grinders |
| 2010-03-09 | 114,229 | Apr. 25, 1871 | W.H. Thorne | Improvement in portable drilling-machines | drill presses |
| 2010-03-08 | 105,392 | Jul. 12, 1870 | W.L. Washburn | Grinding Apparatus | grinders |
| 2010-03-08 | 104,995 | Jul. 05, 1870 | H.K. Porter | Lathe Center | metal lathe accessories |
| 2010-03-08 | 453,539 | Jun. 02, 1891 | L.H. Berry, L.O. Orton | Machine for mortising wood | mortising machines |
| 2010-03-08 | 256,468 | Apr. 18, 1882 | J.B. Dougherty | Hoop-making machine | hoop making machines |
| 2010-03-08 | 207,721 | Sep. 03, 1878 | J.B. Dougherty | Improvement in hoops | hoop making machines |
| 2010-03-08 | 211,716 | Jan. 28, 1879 | J.B. Dougherty, J. Naylor, Jr. | Improvement in machines for dressing and compressing hoops | hoop making machines |
| 2010-03-08 | 211,715 | Jan. 28, 1879 | J.B. Dougherty | Improvement in barrel-hoop machines | hoop making machines |
| 2010-03-08 | 209,962 | Nov. 19, 1878 | J.B. Dougherty | Improvement in hoop-cutting machines | hoop making machines |
| 2010-03-08 | 203,429 | May 07, 1878 | J.B. Dougherty | Improvement in machines for cutting hoops from the log | hoop making machines |
| 2010-03-08 | 206,979 | Aug. 13, 1878 | A.J. Smart | Improvement in machines for drilling | post drills |
| 2010-03-08 | 106,260 | Aug. 09, 1870 | J.B. Dougherty | Improvement in machine for manufacturing hoops | hoop making machines |
| 2010-03-08 | 41,688 | Feb. 23, 1864 | J.B. Dougherty | Improvement in machines for making splints for barrel-hoops | hoop making machines |
| 2010-03-08 | 40,613 | Nov. 17, 1863 | J.B. Dougherty | Improved hoop-machine | hoop making machines |
| 2010-03-08 | 92,591 | Jul. 13, 1869 | J.B. Dougherty | Improvement in shingle-machine | shingle machines |
| 2010-03-08 | 58,618 | Oct. 09, 1866 | J.B. Dougherty | Improvement in shingle machines | shingle machines |
| 2010-03-08 | 37,885 | Mar. 10, 1863 | J.B. Dougherty | Improved machine for sawing barrel-heads, shingles, etc. | cooper |
| 2010-03-08 | 68,856 | Sep. 17, 1867 | J.B. Dougherty | Improvement in barrel-head machines | cooper |
| 2010-03-08 | 26,383 | Dec. 06, 1859 | I.P. Tice | Rotary cutter-head | cutterheads |
| 2010-03-08 | 24,163 | May 24, 1859 | I.P. Tice | Machine for cutting irregular forms | pattern lathes |
| 2010-03-08 | 23,872 | May 03, 1859 | I.P. Tice | Machine for cutting wooden curved moldings | molders |
| 2010-03-08 | 21,379 | Aug. 31, 1858 | H.D. Stover | Machine for cutting irregular forms | shapers |
| 2010-03-08 | 15,365 | Jul. 22, 1856 | L.M. Berry | Cutter-head for planing-machines | cutterheads |
| 2010-03-08 | 210,066 | Nov. 19, 1876 | W. Thomson | Magnetic compass deflector | |
| 2010-03-08 | 3,103,827 | Sep. 17, 1963 | N.R. Logan | Dual Operator for Slides | metalworking machines |
| 2010-03-08 | 487,410 | Dec. 06, 1892 | G. Sylvia | Automatic Stop for Micrometer Gages | micrometers |
| 2010-03-07 | 103,242 | May 17, 1870 | J. Shaughnessy | Improvement in Tool Grinding Attachment for Lathes | metal lathe accessories |
| 2010-03-07 | 102,445 | Apr. 26, 1870 | J. Lamb, F. Klinkerman, J.F. Stewart | Improved Mechanism for Transmitting Power to Lathes and Other Machinery | metal lathe accessories |
| 2010-03-07 | 102,278 | Apr. 26, 1870 | C. Knox | Improved Tool Elevator for Lathes | metal lathe accessories |
| 2010-03-07 | 101,975 | Apr. 19, 1870 | J.R. Boutelle | Lathe Spindle | wood lathe accessories |
| 2010-03-07 | 101,249 | Mar. 29, 1870 | J. Flower | Improvement in Lathes for Squared Nuts, etc. | metal lathe accessories |
| 2010-03-07 | 100,772 | Mar. 15, 1870 | D. Kelly | Centerer | drill bits |
| 2010-03-07 | 100,891 | Mar. 15, 1870 | H.H. Heskett | Improved Lathe for Setting Jewels in Time-Pieces | watchmakers lathes |
| 2010-03-07 | 100,473 | Mar. 01, 1870 | J. Watson | Lathe | metal lathes |
| 2010-03-07 | 98,821 | Jan. 11, 1870 | J. Watson | Milling Machine | milling machines |
| 2010-03-07 | 98,423 | Dec. 28, 1869 | W. Sellers | Lathe | engine lathes |
| 2010-03-05 | 64,227 | Apr. 30, 1867 | D. Jordan | Improved cutter-guide for molding machines | shapers |
| 2010-03-05 | 1,522 | Mar. 25, 1840 | G.W. Lawton, B.D. Whitney | Machine for stretching cloth in the process of fulling | |
| 2010-03-04 | RE15,115 | May 31, 1921 | E.D. Mackintosh | Method of driving electric centrifugal machines | |
| 2010-02-28 | 158,548 | Jan. 05, 1875 | B.L. Walker | Wrenches | nut wrenches |
| 2010-02-27 | 555,716 | Mar. 03, 1896 | J. Traudt, Jr. | Wrench | spoke nipple wrenches |
| 2010-02-27 | 1,613,824 | Jan. 11, 1927 | B.M. Hanson, estate of (deceased) | Gauge | thread gauges |
| 2010-02-27 | 1,585,535 | May 18, 1926 | C.W. Crogan | Motor Driven Hacksaw | |
| 2010-02-27 | 986,965 | Mar. 14, 1911 | C.W. Crogan | Photograph Album | |
| 2010-02-27 | 1,547,514 | Jul. 28, 1925 | P.M. Mueller | Thread Testing Device | thread gauges |
| 2010-02-27 | 1,549,635 | Aug. 11, 1925 | P.F. Vokal | Thread Gauge | micrometers |
| 2010-02-27 | 1,598,248 | Aug. 31, 1926 | S.S. Paine | Measuring Gauge for Rolls | measuring tools |
| 2010-02-27 | 1,597,636 | Aug. 24, 1926 | W.E. Sykes | Measuring Instrument for Gear Wheel Teeth | measuring tools |
| 2010-02-27 | 1,571,783 | Feb. 02, 1926 | J.R. Aulenback | Adjustable Gage | measuring tools |
| 2010-02-27 | 590,486 | Sep. 21, 1897 | B.E. Sawyer | Screw Thread Gage | thread gauges |
| 2010-02-26 | 1,579,334 | Apr. 06, 1926 | G. Poncet | Micrometric Plug Gage | measuring tools |
| 2010-02-26 | 1,554,610 | Sep. 22, 1925 | G.P. Webster | Brake Adjusting Gauge | special purpose gauges |
| 2010-02-26 | 510,494 | Dec. 12, 1893 | D. Wilson | Key Seat Rule | rule attachments |
| 2010-02-26 | 495,565 | Apr. 18, 1893 | P.A. Renko | Surface Gage | surface gauges |
| 2010-02-25 | 489,523 | Jan. 10, 1893 | V.F. Carpenter | Wrench Milling Machine | making wrenches |
| 2010-02-25 | 1,258,998 | Mar. 12, 1918 | J. Ditson | Drill Sharpener | drill grinders |
| 2010-02-25 | 2,849,929 | Sep. 02, 1958 | H.C. Thorstens | Broaching Attachment | broaches |
| 2010-02-25 | 5,332,240 | Jul. 26, 1994 | P. Bedoian | Drill Chuck Key Tool | drill press chucks |
| 2010-02-25 | 4,595,322 | Jun. 17, 1986 | B. Clement | Spade drill bit | drill bits |
| 2010-02-25 | 4,022,012 | May 10, 1977 | G.W. Balz | Surface Finishing Machine | metalworking machines |
| 2010-02-25 | 1,442,149 | Jan. 16, 1923 | H.J. Hjorth | Drilling Machine | drill presses |
| 2010-02-25 | 97,986 | Dec. 14, 1869 | J.G. Stowe | Lathe Fastening | metal lathe accessories |
| 2010-02-25 | 97,723 | Dec. 07, 1869 | J.G. Stowe | Tool Rest for Lathes | metal lathe accessories |
| 2010-02-25 | 96,066 | Oct. 19, 1869 | E.A. White | Grinding Metal Plates | surface grinders |
| 2010-02-25 | 94,930 | Sep. 14, 1869 | P. Wenzel | Lathe Rest | metal lathe accessories |
| 2010-02-25 | 94,867 | Sep. 14, 1869 | H.N. Burr | Combination Square | bevel squares |
| 2010-02-25 | 93,801 | Aug. 17, 1869 | J. Brodie | Improved Steady-Rest for Lathes | metal lathe accessories |
| 2010-02-25 | 93,212 | Aug. 03, 1869 | H. Reiss, A.J. Lutz | Milling Tool | milling machine tools |
| 2010-02-25 | D153,867 | May 24, 1949 | T. Farrell | Design for a band-saw machine | bandsaws |
| 2010-02-25 | 2,178,646 | Nov. 07, 1939 | W.C. House | Pallet | |
| 2010-02-25 | 793,796 | Jul. 04, 1905 | E.S. Mummert | Saw Attachment for Bench Vise | circular saws |
| 2010-02-25 | 2,178,646 | Nov. 07, 1939 | G.G. Raymond | Pallet | |
| 2010-02-25 | 1,597,748 | Aug. 31, 1926 | W.M. Whitney | Wood Shaping Machine | shapers |
| 2010-02-25 | 1,790,019 | Jan. 27, 1931 | G.G. Raymond | Platform | |
| 2010-02-25 | 1,736,172 | Nov. 19, 1929 | G.G. Raymond | Portable table platform | |
| 2010-02-25 | 441,100 | Nov. 18, 1890 | C. Huntsman | Saw Set | circular saw accessories |
| 2010-02-25 | 1,706,267 | Mar. 19, 1929 | G.G. Raymond | Basket-truck | |
| 2010-02-25 | 846,723 | Mar. 12, 1907 | C.W. Blood | Radial Setting Gage for Cutter Head Knives | cutterheads |
| 2010-02-25 | 1,706,267 | Mar. 19, 1929 | W.D. De Mark | Basket-truck | |
| 2010-02-25 | 434,071 | Aug. 12, 1890 | T. Powell | Saw Filing Machine | sharpening mechanisms |
| 2010-02-25 | 2,178,647 | Nov. 07, 1939 | W.C. House | Lift truck | material handling |
| 2010-02-25 | 1,040,905 | Oct. 08, 1912 | R.B. Dow | SawForming and Sharpening Machine | sharpening machines |
| 2010-02-25 | 2,178,647 | Nov. 07, 1939 | G.G. Raymond | Lift truck | material handling |
| 2010-02-25 | 431,714 | Jul. 08, 1890 | H.A. Axtell | Sawing Machine | circular saws |
| 2010-02-25 | 431,510 | Jul. 01, 1890 | C.H. Douglas | Saw | saw teeth |
| 2010-02-25 | RE5,506 | Jul. 29, 1873 | G. Westinghouse, Jr. | Improvement in steam-power car-brake apparatus | |
| 2010-02-25 | RE5,505 | Jul. 29, 1873 | G. Westinghouse, Jr. | Improvement in steam-power air-brake devices | |
| 2010-02-25 | RE5,504 | Jul. 29, 1873 | G. Westinghouse, Jr. | Improvement in steam-power brake devices | |
| 2010-02-25 | 259,955 | Jun. 20, 1882 | W. Webber, J. Westinghouse | Thrashing-machine | |
| 2010-02-25 | 191,211 | May 22, 1877 | J. Westinghouse | Improvement in links for endless-chain horse-powers | |
| 2010-02-25 | 162,782 | May 04, 1875 | G. Westinghouse, Jr. | Improvement in governors for steam-engines | |
| 2010-02-25 | 138,828 | May 13, 1873 | G. Westinghouse, Jr. | Improvement in rotary valves for steam-engines | |
| 2010-02-25 | 122,420 | Jan. 02, 1872 | G. Westinghouse, Sr. | Improvement in thrashing-machines | |
| 2010-02-25 | 117,841 | Aug. 08, 1871 | G. Westinghouse, Jr. | Improvement in steam-power air-brake devices | |
| 2010-02-25 | 116,655 | Jul. 04, 1871 | G. Westinghouse, Jr. | Improvement in valve devices for steam-power air-brake couplings | |
| 2010-02-25 | 115,667 | Jun. 06, 1871 | G. Westinghouse, Jr. | Improvement in steam-power car-brake apparatus | |
| 2010-02-25 | 88,929 | Apr. 13, 1869 | G. Westinghouse, Jr. | Improvement in steam-power-brake devices | |
| 2010-02-25 | 50,759 | Oct. 31, 1865 | G. Westinghouse, Jr. | Improvement in rotary steam-engines | |
| 2010-02-25 | RE1,366 | Dec. 16, 1862 | G. Westinghouse, Sr. | Improvement in grain and seed winnowers | |
| 2010-02-25 | RE8,971 | Nov. 18, 1879 | N. Hodge | Improvement in vacuum railroad-brakes | |
| 2010-02-25 | 34,605 | Mar. 04, 1862 | G. Westinghouse, Sr. | Improvement in grain and seed winnowers | |
| 2010-02-25 | 28,670 | Jun. 12, 1860 | N. Hodge | Improvement in railraod-brakes | |
| 2010-02-25 | 27,941 | Apr. 17, 1860 | G. Westinghouse, Sr. | Grain-separator | |
| 2010-02-25 | 27,588 | Mar. 20, 1860 | G. Westinghouse, Sr. | Improvement in crank-boxes | |
| 2010-02-25 | RE8,291 | Jun. 18, 1878 | G. Westinghouse, Jr. | Improvement in pipe-couplings | |
| 2010-02-25 | 11,104 | Jun. 13, 1854 | G. Westinghouse, Sr. | Endless-chain horse-power | |
| 2010-02-25 | RE900 | Feb. 14, 1860 | G. Westinghouse, Sr. | Improvement in endless-chain horse-powers | |
| 2010-02-25 | RE317 | Jul. 10, 1855 | G. Westinghouse, Sr. | Improvement in endless-chain horse-powers | |
| 2010-02-25 | 33,501 | Oct. 15, 1861 | J.L. Taylor | Improvement in grooving-machines | dado machines |
| 2010-02-24 | 1,533,602 | Apr. 14, 1925 | H.A. Mead, E.E. Lynch | Wrench | wrench jaw components |
| 2010-02-24 | 51,563 | Dec. 19, 1865 | J. Critchley | Pipe Expander | |
| 2010-02-24 | 52,393 | Feb. 06, 1866 | L.L. Davis | Bolt Heading Machine | metalworking machines |
| 2010-02-24 | 92,565 | Jul. 13, 1869 | B.F. Bee | Screw Threading Machine | milling machines |
| 2010-02-24 | 381,799 | Apr. 24, 1888 | W.H. Lamson | Cutter-head | cutterheads |
| 2010-02-24 | 92,545 | Jul. 13, 1869 | J. Belknap, C.C. Rowell | Watchmakers Lathe | watchmakers lathes |
| 2010-02-23 | 92,041 | Jun. 29, 1869 | O.M. Grimes | Lathe | metal lathes |
| 2010-02-23 | 91,910 | Jun. 29, 1869 | C.S. Clark | Engine Lathe | metal lathe accessories |
| 2010-02-23 | 90,620 | May 25, 1869 | C.V. Woerd | Lathe for Grinding and Polishing Pivots of Watch work | watchmakers lathes |
| 2010-02-23 | 90,338 | May 25, 1869 | G.E. Brettell | Chuck | drill press chucks |
| 2010-02-23 | 89,335 | Apr. 27, 1869 | L.J. Parsons | Improved Tool Adjuster for Lathes | metal lathe accessories |
| 2010-02-23 | 89,091 | Apr. 20, 1869 | G.P. Sweeny | Improvement in Devices for Measuring, Laying Out and Cutting Garments | measurement gauges |
| 2010-02-23 | 479,807 | Aug. 02, 1892 | E.L. Holcomb | Micrometer Calipers | micrometers |
| 2010-02-23 | 470,490 | Mar. 08, 1892 | E. Jones | Draftsman's Micrometer Scale | draftsman |
| 2010-02-23 | 468,642 | Feb. 09, 1892 | E.C. Clapp | Micrometer | micrometers |
| 2010-02-23 | 468,519 | Feb. 09, 1892 | R.B. Haines, Jr. | Micrometer Gage | micrometers |
| 2010-02-23 | 459,672 | Sep. 15, 1891 | H.V. Bernhardt | Micrometer Sheet Metal Gage | micrometers |
| 2010-02-23 | 459,107 | Sep. 08, 1891 | J. Geddes | Micrometer Depth Gage | measuring tools |
| 2010-02-23 | 456,875 | Jul. 28, 1891 | S.H. Bellows | Micrometer Gage | micrometers |
| 2010-02-23 | 455,644 | Jul. 07, 1891 | J.D. Sloane | Micrometer Calipers | micrometers |
| 2010-02-23 | 454,516 | Jun. 23, 1891 | H.E. Brown | Micrometer Gage | micrometers |
| 2010-02-23 | 448,089 | Mar. 10, 1891 | L.S. Starrett | Micrometer Gage | micrometers |
| 2010-02-23 | 443,869 | Dec. 30, 1890 | J.W. Riglander | Micrometer Gage | micrometers |
| 2010-02-23 | 89,177 | Apr. 20, 1869 | D. Slate | Improved Shipping Apparatus for Metal Planers | metal planers |
| 2010-02-23 | 88,679 | Apr. 06, 1869 | H.K. Trask | Improvement in Device for Grinding Edged Tools | tool grinders |
| 2010-02-23 | 88,377 | Mar. 30, 1869 | G.B. Fairman | Chuck | metal lathe chucks |
| 2010-02-23 | 87,212 | Feb. 23, 1869 | J.D. Smith | Improvement in Machines for Grinding Edge Tools | tool grinders |
| 2010-02-23 | 87,150 | Feb. 23, 1869 | B.F. Davis | Improvement in Machines for Grinding the Knives of Mowing Machines | tool grinders |
| 2010-02-23 | 84,410 | Nov. 24, 1868 | J.T. Campbell | Improvement in Nut Planers | metal planers |
| 2010-02-23 | D143,898 | Feb. 19, 1946 | A.C. Brintnall | Rhino Wrench | self-adjust wrenches |
| 2010-02-22 | 83,963 | Nov. 10, 1868 | W.O. Hickok, G.W. Reisinger | Improved Tool Holders for Lathes | lathe tools |
| 2010-02-22 | 83,774 | Nov. 03, 1868 | J. Humphreys | Improved Adjustable Gearing for Lathes | engine lathes |
| 2010-02-22 | 83,554 | Oct. 27, 1868 | H.F. Shaw | Improved Screw Cutting Lathe | screwcutting lathes |
| 2010-02-22 | 438,851 | Oct. 21, 1890 | C.W. Malmquist | Micrometer Surface Gage | measuring tools |
| 2010-02-22 | 438,504 | Oct. 14, 1890 | S.A. Stupakoff | Micrometer Gage | micrometers |
| 2010-02-22 | 83,405 | Oct. 27, 1868 | J.L. Otis | Improvement in Grinding Machines | tool grinders |
| 2010-02-22 | 82,917 | Oct. 13, 1868 | G.W. Brooks | Centering Square | center squares |
| 2010-02-22 | 81,953 | Sep. 08, 1868 | H.F. Shaw | Improved mechanism for operating the beds of planing-machines | metal planers |
| 2010-02-22 | 81,952 | Sep. 08, 1868 | H.F. Shaw | Improvement in lathe-heads | engine lathes |
| 2010-02-22 | 81,854 | Sep. 01, 1868 | A. Whitcomb | Planing Machine | metal planers |
| 2010-02-22 | 81,608 | Sep. 01, 1868 | J.P. Curtiss | Machine for Grinding Metal Articles | grinders |
| 2010-02-22 | 81,264 | Aug. 18, 1868 | W. Emmett | Lathe Dog | lathe dogs |
| 2010-02-22 | 81,309 | Aug. 18, 1868 | S. Teal | Improvement in engine-lathe | engine lathes |
| 2010-02-22 | 433,311 | Jul. 29, 1890 | L.S. Starrett | Micrometer Gage | micrometers |
| 2010-02-22 | 413,516 | Oct. 22, 1889 | C.P. Jennings | Micrometer Calipers | micrometers |
| 2010-02-22 | 411,536 | Sep. 24, 1889 | C.P. Fay, L.S. Starrett | Micrometer Gage | micrometers |
| 2010-02-22 | 411,444 | Sep. 24, 1889 | J.M. Irmen | Micrometer Calipers | micrometers |
| 2010-02-22 | 80,770 | Aug. 04, 1868 | J.W. Russell | Lathe Dog | lathe dogs |
| 2010-02-22 | 80,327 | Jul. 28, 1868 | B.F. Bee | Turning Lathe | metal lathes |
| 2010-02-22 | 79,877 | Jul. 14, 1868 | W. Thompson | Lathe Rest | engine lathes |
| 2010-02-22 | 79,767 | Jul. 07, 1868 | J.T. Lang | Improvement in Screw Cutting Lathes | screwcutting lathes |
| 2010-02-22 | 79,766 | Jul. 07, 1868 | C.T. Lamphere | Improvement in Eye Protestor or Chip Arrester for Lathes | metal lathe accessories |
| 2010-02-22 | 79,721 | Jul. 07, 1868 | T.D. Bassett | Threading Screws | screwcutting lathes |
| 2010-02-21 | 1,198,309 | Sep. 12, 1916 | A.C. Allan | Wrench | quick adjust wrenches |
| 2010-02-21 | 79,381 | Jun. 30, 1868 | C. Newhall | Tool Rest for Engine Lathe | metal lathe accessories |
| 2010-02-21 | 79,246 | Jun. 23, 1868 | M.V. Collins, M.M. Morse | Edge Tool Grinder | tool grinders |
| 2010-02-21 | 79,134 | Jun. 23, 1868 | R.H. Lecky | Lathe Dog | lathe dogs |
| 2010-02-21 | 79,049 | Jun. 23, 1868 | D.W. Ayres | Improved Device for Grinding Tools | tool grinders |
| 2010-02-21 | 78,863 | Jun. 16, 1868 | M.C. Cronk | Grinding Harvester Knives | tool grinders |
| 2010-02-21 | 78,520 | Jun. 02, 1868 | C.H. Fowler | Cutter Holder | lathe tools |
| 2010-02-21 | 78,341 | May 26, 1868 | A.J. Van Ornum | Lathe Tool | wood lathe accessories |
| 2010-02-21 | 78,387 | May 26, 1868 | J.P. Manton | Improved Holder for Lathe Planers | lathe tools |
| 2010-02-21 | 389,157 | Sep. 04, 1888 | P. Lesh | Automatic setting mechanism for spoke-lathes | wood lathes |
| 2010-02-21 | 2,272,273 | Feb. 10, 1942 | L.E. Parker | Sanding machine | handheld sanders |
| 2010-02-21 | 410,163 | Sep. 03, 1889 | F. Holland | Micrometer Gage | micrometers |
| 2010-02-21 | 407,903 | Jul. 30, 1889 | F. Schlatter | Micrometer Gage | micrometers |
| 2010-02-21 | 404,305 | May 28, 1889 | J. Richards | Micrometer Gage | micrometers |
| 2010-02-21 | 404,057 | May 28, 1889 | M.F. Smith | Micrometer Caliper | micrometers |
| 2010-02-21 | 77,812 | May 12, 1868 | L. Griscom | Turning Lathe | metal lathes |
| 2010-02-21 | 77,742 | May 12, 1868 | W.H. Leach | Tool Rest for Lathe | metal lathe accessories |
| 2010-02-20 | 403,726 | May 21, 1889 | S.H. Bellows | Micrometer Gage | micrometers |
| 2010-02-20 | 399,167 | Mar. 05, 1889 | L.S. Starrett | Micrometer Caliper Square | micrometers |
| 2010-02-20 | 397,442 | Feb. 05, 1889 | C.H. Russom | Micrometer Gage | micrometers |
| 2010-02-20 | 389,734 | Sep. 18, 1888 | J.D. Bishop | Micrometer Caliper | micrometers |
| 2010-02-20 | 386,589 | Jul. 24, 1888 | E. Jones | Micrometer Scale | micrometers |
| 2010-02-20 | 384,771 | Jun. 19, 1888 | J.A. MacDonald | Micrometer Gage | micrometers |
| 2010-02-20 | 375,688 | Dec. 27, 1887 | G. Whitehead | Micrometer Gage | micrometers |
| 2010-02-20 | 373,705 | Nov. 22, 1887 | J.P. Wells | Micrometer Gage | micrometers |
| 2010-02-20 | 369,357 | Sep. 06, 1887 | J. Moffitt | Micrometer Gage | micrometers |
| 2010-02-20 | 77,672 | May 05, 1868 | E. Stahlbrodt | Lathe Rest | metal lathes |
| 2010-02-20 | 77,211 | Apr. 28, 1868 | E.T. Prindle | Improvement in Cutting Tools for Planing and Milling Machines | metal planer tools |
| 2010-02-20 | 76,612 | Apr. 14, 1868 | C. Ellis | Improvement in Screw-Cutting Lathes | screwcutting lathes |
| 2010-02-20 | 76,363 | Apr. 07, 1868 | W.J. Watson | Lathe Tool | lathe tools |
| 2010-02-20 | 76,130 | Mar. 31, 1868 | A. Wood | Engine Lathe for Turning Shafting | engine lathes |
| 2010-02-20 | 368,563 | Aug. 16, 1887 | D.G. Brown | Micrometer Pipe Gage | micrometers |
| 2010-02-20 | 75,933 | Mar. 24, 1868 | G.W. Lewin | Lathe Carriage | drilling and boring |
| 2010-02-19 | 75,822 | Mar. 24, 1868 | F. Zibell | Turning Lathe | metal lathes |
| 2010-02-19 | 3,611,133 | Oct. 05, 1971 | W.J. Kleszewski, W. Dale, A.N. Tsergas | Dual voltage tool tester | |
| 2010-02-19 | 3,553,581 | Jan. 05, 1971 | A.N. Tsergas | Tester for applying a plurality of tests to an electrical appliance | |
| 2010-02-19 | 3,539,923 | Nov. 10, 1970 | A.N. Tsergas | Testing apparatus for detecting shorts, leakage and continuity in windings | |
| 2010-02-19 | 3,524,072 | Aug. 11, 1970 | A.N. Tsergas | Electrical socket for selectrively supplying different voltages | |
| 2010-02-19 | 3,483,470 | Dec. 09, 1969 | A.N. Tsergas | Apparatus for testing armatures for coil condition, shorts or leakage | |
| 2010-02-19 | 3,478,264 | Nov. 11, 1969 | A.N. Tsergas | SCR, diode and transistor analyzer | |
| 2010-02-19 | 49,122 | Aug. 01, 1865 | J.L. Knowlton | Improved machine for rounding and polishing balls | |
| 2010-02-19 | 3,458,793 | Jul. 29, 1969 | A.N. Tsergas | Permanent magnet motor for hand tools and speed control systems therefor | electric motors |
| 2010-02-19 | 3,226,885 | Jan. 04, 1966 | J.N. Cutrone | Sander attachment for electric motor driven tools | handheld jigsaws |
| 2010-02-19 | 75,060 | Mar. 03, 1868 | T. Shaw | Lathe Tool | lathe tools |
| 2010-02-19 | 74,621 | Feb. 18, 1868 | H.K. Smith | Lathe Rest | metal lathes |
| 2010-02-19 | 73,830 | Jan. 28, 1868 | W. Payton | Turning Curved Forms | metal lathes |
| 2010-02-19 | 72,636 | Dec. 24, 1867 | W.C. Hicks | Grinding and Polishing Concave Surfaces | grinders |
| 2010-02-19 | 71,401 | Nov. 26, 1867 | C.A. Meinhard | Planing and Slotting | metal planers |
| 2010-02-19 | 70,876 | Nov. 12, 1867 | W. McPherson | Planing Metals | metal planers |
| 2010-02-19 | 70,479 | Nov. 05, 1867 | J.H. Sternbergh | Improvement in Metal Planers | surface grinders |
| 2010-02-19 | 69,954 | Oct. 15, 1867 | J. Richards | Standard Gauges | measuring tools |
| 2010-02-19 | RE8,586 | Feb. 18, 1879 | E.H. Clarkson | Improvement in sash-cord guides | |
| 2010-02-19 | 201,749 | Mar. 26, 1878 | W.H. Kesler, E.H. Clarkson | Improvement in sash-pulleys | |
| 2010-02-19 | RE2,072 | Sep. 12, 1865 | J.L. Knowlton | Improvement in sawmills | |
| 2010-02-19 | RE8,586 | Feb. 18, 1879 | W.H. Kesler | Improvement in sash-cord guides | |
| 2010-02-19 | 216,767 | Jun. 24, 1879 | F.S. Clarkson, F.B. Sloan | Improvement in sash-cord guides | |
| 2010-02-19 | 157,843 | Dec. 15, 1874 | J.L. Knowlton | Improvement in saw-mills | sawmill set works |
| 2010-02-19 | 106,374 | Aug. 16, 1870 | J.L. Knowlton | Improvement in lath-machine | lath making machines |
| 2010-02-19 | 76,471 | Apr. 07, 1868 | J.L. Knowlton | Improvement in sawmills | reciprocating saws |
| 2010-02-19 | 162,392 | Apr. 20, 1875 | J.L. Knowlton | Improvement in saw-sharpening machines | saw sharpening machines |
| 2010-02-19 | 73,536 | Jan. 21, 1868 | J.L. Knowlton | Improvement in circular-saw mills | circular sawmills |
| 2010-02-19 | 15,382 | Jul. 22, 1856 | J. Moore | Polishing-machine | sanding machines |
| 2010-02-19 | 22,561 | Jan. 11, 1859 | J.L. Knowlton | Stump-extractor | |
| 2010-02-19 | 40,344 | Oct. 20, 1863 | J.L. Knowlton | Improved sawing machine | reciprocating saws |
| 2010-02-19 | 1,715,033 | May 28, 1929 | J.A. Hoegger | Bottle Opener | combination cork extractors |
| 2010-02-18 | 68,854 | Sep. 17, 1867 | J.H. Diedrichs, M.A. Diedrichs | Grinding and Polishing Metals | tool grinders |
| 2010-02-18 | 68,064 | Aug. 27, 1867 | A.W. Gifford | Turning Tool | lathe tools |
| 2010-02-18 | 65,942 | Jun. 18, 1867 | T. Prosser | Grinding and Polishing Machine | cylindrical grinders |
| 2010-02-18 | 63,928 | Apr. 16, 1867 | H.L. Morse | Turning Lathe | metal lathes |
| 2010-02-18 | 62,977 | Mar. 19, 1867 | W.X. Stevens | Improvement in Lathes for Chasing and Backing Down Taps | screwcutting lathes |
| 2010-02-18 | 62,566 | Mar. 05, 1867 | A.R. Reynolds | Machine for Grinding Metal Plates | surface grinders |
| 2010-02-18 | 61,420 | Jan. 22, 1867 | C. Hall | Tool Holder for Planing Machines | metal planer accessories |
| 2010-02-18 | 58,152 | Sep. 18, 1866 | R.H. Thorn | Chuck | metal lathe chucks |
| 2010-02-18 | 56,339 | Jul. 10, 1866 | J. Tangye | Screw Threading Machine | screwcutting lathes |
| 2010-02-18 | 55,723 | Jun. 19, 1866 | W. Sellers | Machine for Planing Metal | metal planers |
| 2010-02-18 | 53,496 | Mar. 27, 1866 | J.T. Smith | Milling Tool | milling machine tools |
| 2010-02-18 | 47,527 | May 02, 1865 | J. Dodge | Grinding and Polishing Metals | tool grinders |
| 2010-02-18 | 46,401 | Feb. 14, 1865 | E.C. Stiles | Milling Machine | milling machines |
| 2010-02-18 | 43,137 | Jun. 14, 1864 | W. Sellers | Metal Planing Machine | metal planers |
| 2010-02-18 | 42,797 | May 17, 1864 | W. Sellers | Improvement in Machines for Planing Iron | metal planers |
| 2010-02-18 | 41,889 | Mar. 08, 1864 | A. Hathaway | Tool Rest | metal lathe accessories |
| 2010-02-18 | 39,782 | Sep. 01, 1863 | T. Smith, J.A. Stafford | Improved Machine for Grinding Half Round Files | tool grinders |
| 2010-02-18 | 40,838 | Dec. 08, 1863 | J.A. Hendrick | Improvement in Machines for Grinding and Polishing Tools | tool grinders |
| 2010-02-18 | 39,608 | Aug. 18, 1863 | F.B. Williams | Device for Centering Shafting | metal lathe accessories |
| 2010-02-18 | 36,744 | Oct. 21, 1862 | M.G. Wilder | Improvement in Machines for Milling and Cutting Metals | milling machines |
| 2010-02-18 | 5,651,647 | Jul. 29, 1997 | J.R. Bennie | Auxiliary Chuck and Screwdriver for Electric Drills | screwdrivers |
| 2010-02-18 | 4,527,449 | Jul. 09, 1985 | H.A. Trent, W.E. Sydlowski | Boring Bit and Method for Manufacture Thereof | drill bits |
| 2010-02-18 | 1,679,884 | Aug. 07, 1928 | H.T. Thomas | Attachment for Drills | handheld power tool accessories |
| 2010-02-18 | 54,187 | Apr. 24, 1866 | D.W. Maurice | Turning Lathe | wood lathes |
| 2010-02-18 | 41,478 | Feb. 09, 1864 | A.A. Burr | Lathe Tool | wood lathe accessories |
| 2010-02-18 | 39,817 | Sep. 08, 1863 | L.A. Johnson | Lathe for Turning Billard Balls | wood lathes |
| 2010-02-18 | 18,112 | Sep. 01, 1857 | G.N. Trowbridge | Improved Socket Coupling for Lathes | wood lathe chucks |
| 2010-02-18 | 8,943X | Jul. 02, 1835 | I. Hoover | Coopers lathe | wood lathes |
| 2010-02-18 | 1,118X | Aug. 11, 1809 | C. Ritter | Planing boards | planers |
| 2010-02-18 | 1,113X | Jul. 31, 1809 | J. Hamilton | Saw for wood | other sawing machines |
| 2010-02-18 | 1,109X | Jul. 19, 1809 | A. Stowell | Machine for cutting wood screws | wood threading machines |
| 2010-02-18 | CS-36 | Sep. 01, 1861 | A.G. Hearn | Machine for Measuring | measurement gauges |
| 2010-02-18 | 22,452 | Dec. 28, 1858 | J.S. Ray | Improved Burnishing Attactment for Lathes | metal lathe accessories |
| 2010-02-17 | 24,792 | Jul. 19, 1859 | J. Carhart | Machine for Planing Metal | metal planers |
| 2010-02-17 | 875X | Jun. 01, 1808 | N. Tomkins, S. Barber | Application of whip saw | handsaws |
| 2010-02-17 | 1,243X | Mar. 19, 1810 | J. Coppinger | Driving whip saw | handsaws |
| 2010-02-17 | 9,868X | Jul. 02, 1836 | D. Fowler | Forging gimlets | making drills and augers |
| 2010-02-17 | 335,214 | Feb. 02, 1886 | E.S. Cobb | Micrometer Calipers | micrometers |
| 2010-02-17 | 1,910,314 | May 23, 1933 | F.C. Billings | Drop Hammer | drop hammers |
| 2010-02-17 | 1,881,750 | Oct. 11, 1932 | E.R. Llewellyn | Antifriction Bearing Mounting | engine lathes |
| 2010-02-17 | 350,516 | Oct. 12, 1886 | W.H. Wilkinson | Micrometer Calipers | micrometers |
| 2010-02-17 | 361,056 | Apr. 12, 1887 | A.H. Emery | Micrometer Gage for Internal & External Measurements | micrometers |
| 2010-02-17 | 1,670,493 | May 22, 1928 | M.C. Talcott, G.C. Prime, R.S. Clark | Drop Hammer | drop hammers |
| 2010-02-17 | 1,707,499 | Apr. 02, 1929 | M.C. Talcott | Drop Hammer | drop hammers |
| 2010-02-17 | 1,750,555 | Mar. 11, 1930 | W.E. Whipp | Geared Headstock for Lathes | engine lathes |
| 2010-02-17 | 1,809,805 | Jun. 09, 1931 | F.J. Vlchek | Drop Hammer | drop hammers |
| 2010-02-17 | 1,815,490 | Jul. 21, 1931 | C. Bouillon | Follow Rest | metal lathe accessories |
| 2010-02-17 | 1,838,470 | Dec. 29, 1931 | F.J. Vlchek | Manufacture of Swaged and Tempered Articles | metalworking machines |
| 2010-02-17 | 1,853,737 | Apr. 12, 1932 | E.R. Llewellyn | Power Transmission Mechanism for Lathes or the Like | engine lathes |
| 2010-02-17 | 364,913 | Jun. 14, 1887 | A.H. Emery | Micrometer Gage | micrometers |
| 2010-02-17 | 362,149 | May 03, 1887 | A.H. Emery | Micrometer Gage | micrometers |
| 2010-02-17 | 361,055 | Apr. 12, 1887 | A.H. Emery | Micrometer Gage | micrometers |
| 2010-02-17 | 356,892 | Feb. 01, 1887 | J.B. Renshaw | Micrometer Depth Gage | measuring tools |
| 2010-02-16 | 356,726 | Jan. 25, 1887 | F. Mossberg | Micrometer Gage | micrometers |
| 2010-02-16 | 350,513 | Oct. 12, 1886 | A.L. Washburn | Micrometer Calipers | micrometers |
| 2010-02-16 | 347,844 | Aug. 24, 1886 | J.T. Usher | Micrometer Inside Calipers | micrometers |
| 2010-02-16 | 346,706 | Aug. 03, 1886 | M.M. Barnes | Micrometer Caliper Handle | micrometers |
| 2010-02-16 | 1,854,244 | Apr. 19, 1932 | E.A. Walker, H.M. Allison | Machine for Measuring Two-Fluted Taps | measuring tools |
| 2010-02-16 | 1,866,827 | Jul. 12, 1932 | F.J. Vlchek | Manufacture of Swaged and Tempered Articles | metalworking machines |
| 2010-02-16 | 1,868,476 | Jul. 19, 1932 | F.J. Vlchek | Drop Hammer | drop hammers |
| 2010-02-16 | 1,880,347 | Oct. 04, 1932 | K.L. Herrmann | Method of Grinding Bearing Races | grinders |
| 2010-02-16 | 1,906,062 | Apr. 25, 1933 | J. Harley | Index Center | indexers |
| 2010-02-16 | 1,769,786 | Jul. 01, 1930 | J.D. Karle | Dynamo-electric machine | repulsion start induction run motors |
| 2010-02-16 | 1,769,785 | Jul. 01, 1930 | J.D. Karle | Dynamo-electric machine | repulsion start induction run motors |
| 2010-02-16 | 1,594,597 | Aug. 03, 1926 | E.W. Brockmeyer, S.A. Brown | Electric motor | repulsion start induction run motors |
| 2010-02-16 | 1,551,794 | Sep. 01, 1925 | S.A. Brown, E.W. Brockmeyer | Electrical apparatus | repulsion start induction run motors |
| 2010-02-16 | 1,018,833 | Feb. 27, 1912 | J.C. Lincoln | Convertible motor | repulsion start induction run motors |
| 2010-02-16 | 132 | Feb. 25, 1837 | T. Davenport | Improvement in propelling machinery by magnetism and electro-magnetism | DC motors |
| 2010-02-16 | 1,917,409 | Jul. 11, 1933 | C. Vallone | Tool Holder or Tool Set | wrench set holders |
| 2010-02-16 | 1,927,096 | Sep. 19, 1933 | E.F. Meyering | Riveting Machine | metalworking machines |
| 2010-02-15 | 235,133 | Dec. 07, 1880 | S. Darling | Micrometer Gage for Wire & Sheet Metal | micrometers |
| 2010-02-15 | 346,705 | Aug. 03, 1886 | M.M. Barnes | Micrometer Calipers | micrometers |
| 2010-02-15 | 346,456 | Aug. 03, 1886 | M.M. Barnes | Micrometer Calipers | micrometers |
| 2010-02-15 | 342,245 | May 18, 1886 | A.W. Cross, W. Cross | Micrometer Gage | micrometers |
| 2010-02-15 | 335,110 | Feb. 02, 1886 | J. Coupal, P. Clifford | Micrometer Gage | micrometers |
| 2010-02-15 | 334,770 | Jan. 26, 1886 | G.B. Grant | Micrometer Gage | micrometers |
| 2010-02-15 | 1,929,021 | Oct. 03, 1933 | M.H. Flynn | Multiple Roll Set Board Drop Hammer | drop hammers |
| 2010-02-15 | 2,039,876 | May 05, 1936 | C.A. Bickel | Automatic Lathe | engine lathes |
| 2010-02-15 | 2,125,584 | Aug. 02, 1938 | E. Rotzoli | Adjusting Device for Machine Tools | metalworking machines |
| 2010-02-15 | D111,564 | Oct. 04, 1938 | E. Cullen | Combination Kitchen Tool | household tools |
| 2010-02-15 | 2,138,117 | Nov. 29, 1938 | M.W. O'Brien, estate of (deceased), J.J. O'Brien | Belt Tighener | engine lathes |
| 2010-02-15 | 2,138,811 | Dec. 06, 1938 | P.A. Abe | Surface Hardening Lathe Bed | metalworking machines |
| 2010-02-15 | RE21,795 | May 06, 1941 | J. Verderber | Machine Tool | metalworking machines |
| 2010-02-15 | 2,167,189 | Jul. 25, 1939 | J. Verderber | Machine Tool | metalworking machines |
| 2010-02-14 | 332,118 | Dec. 08, 1885 | F. Spaulding | Adjustable Anvil for Micrometer Gages | micrometers |
| 2010-02-14 | 329,181 | Oct. 27, 1885 | E.A. Marsh | Micrometer Gage | micrometers |
| 2010-02-14 | 325,233 | Sep. 01, 1885 | M.M. Barnes | Micrometer Caliper | micrometers |
| 2010-02-14 | 324,804 | Aug. 25, 1885 | M.M. Barnes | Micrometer Caliper | micrometers |
| 2010-02-14 | 319,919 | Jun. 09, 1885 | J. Moffitt | Micrometer Gage | micrometers |
| 2010-02-14 | 313,552 | Mar. 10, 1885 | J.E. Sweet | Micrometer Gauge | micrometers |
| 2010-02-14 | 305,963 | Sep. 30, 1884 | F.H. Richards | Micrometer Gage | micrometers |
| 2010-02-14 | 305,337 | Sep. 16, 1884 | C.H. Russom | Micrometer | micrometers |
| 2010-02-14 | 297,602 | Apr. 29, 1884 | T. Hooker | Micrometer | micrometers |
| 2010-02-14 | 292,409 | Jan. 22, 1884 | C. Carleton | Micrometer Gage | micrometers |
| 2010-02-14 | 289,513 | Dec. 04, 1883 | S. Darling | Micrometer Gage | micrometers |
| 2010-02-14 | 287,420 | Oct. 30, 1883 | S. Darling | Micrometer | micrometers |
| 2010-02-14 | 280,339 | Jul. 03, 1883 | M.M. Barnes | Micrometer Calipers | micrometers |
| 2010-02-14 | 215,041 | May 06, 1879 | E.A. Bourquin | Micrometer Gage | micrometers |
| 2010-02-14 | 279,038 | Jun. 05, 1883 | G.F. Stillman | Micrometer Calipers | micrometers |
| 2010-02-13 | 278,094 | May 22, 1883 | G.W. Church | Micrometer Gage | micrometers |
| 2010-02-13 | 261,201 | Jul. 18, 1882 | B.H. Bristol | Micrometer Gage | micrometers |
| 2010-02-13 | 219,307 | Sep. 02, 1879 | J. Richards | Micrometer Gage | micrometers |
| 2010-02-13 | 211,975 | Feb. 04, 1879 | G.W. Dickinson | Micrometer Screw Gage | micrometers |
| 2010-02-13 | 202,866 | Apr. 23, 1878 | G.M. Pratt | Micrometer Gage | micrometers |
| 2010-02-13 | 141,915 | Aug. 19, 1873 | A. Bónnaz | Micrometer Gage | micrometers |
| 2010-02-13 | 135,064 | Jan. 21, 1873 | G.A. Barnes, E.F. Barnes | Metal Turning Lathes | metal lathes |
| 2010-02-13 | 4,932X | Nov. 23, 1827 | B. Rice | Machine for washing cloths and shelling corn | household tools |
| 2010-02-13 | 555,931 | Mar. 10, 1896 | G.F. Crass | Chain Pipe Wrench | chain and strap wrenches |
| 2010-02-13 | 2,311,142 | Feb. 16, 1943 | F. Turrettini | Precision Machine Tool | metalworking machines |
| 2010-02-13 | 751,601 | Feb. 09, 1904 | G.J. Angerbower | Egg Beater | household tools |
| 2010-02-13 | 2,326,541 | Aug. 10, 1943 | R.L. Kuehn | Machine Tool | metalworking machines |
| 2010-02-13 | 2,201,182 | May 21, 1940 | E.E. Kelley | Machine Tool | metalworking machines |
| 2010-02-13 | 2,157,948 | May 09, 1939 | H.H. Beeny | Hardening of Metal Surfaces | metalworking machines |
| 2010-02-13 | 2,169,159 | Aug. 08, 1939 | G. Möller | Means for Accurate Screw Cutting | metalworking machines |
| 2010-02-13 | 555,797 | Mar. 03, 1896 | J.D. Wilson | Wrench | pipe wrenches |
| 2010-02-13 | 2,360,385 | Oct. 17, 1944 | C.A. Anderson | Drill | drill bits |
| 2010-02-13 | 2,378,212 | Jun. 12, 1945 | A.P. Anholtt, J.B. Giern | Machine Construction | metalworking machines |
| 2010-02-13 | 2,406,299 | Aug. 20, 1946 | M. Koulicovitch | Machine Tool with Photoelectric Positioning of the Work Table | metalworking machines |
| 2010-02-13 | 2,459,080 | Jan. 11, 1949 | W. Killius | Mechanic's Work Holding Table Furnished with Adjustable Work-Supporting Arms | |
| 2010-02-13 | 2,481,153 | Sep. 06, 1949 | E.J. Robichaud | Driving Mechanism for Automatic Bar Stock Machines and the Like | metalworking machines |
| 2010-02-13 | 2,534,993 | Dec. 19, 1950 | E.J. Robichaud | Automatic Bar Stock Machine | metalworking machines |
| 2010-02-13 | 2,565,628 | Aug. 28, 1951 | P.F. Ravilious | Differential Screw Adjustment | metalworking machines |
| 2010-02-13 | 2,607,054 | Aug. 19, 1952 | J.H. Williams | Chucking Mechanism for Tapping Machine | tapping machines |
| 2010-02-13 | 822,723 | Jun. 05, 1906 | R. Conrad | Ball-bearing | bearings |
| 2010-02-13 | 2,671,292 | Mar. 09, 1954 | E.Y. Seborg, H.J. Caldwell | Control Mechanism for Honing Machines | metalworking machines |
| 2010-02-13 | 1,382,794 | Jun. 28, 1921 | M.L. Luebben | Machine for Sharpening Safety Razor Blades | household tools |
| 2010-02-13 | 2,713,758 | Jul. 26, 1955 | C.F. Norkus | Boring Bars | metalworking machines |
| 2010-02-13 | 2,748,624 | Jun. 05, 1956 | O.A. Costello | Rotary Table | milling machine accessories |
| 2010-02-13 | 3,132,882 | May 12, 1964 | S.E. Farekas | Face Plate Locking Means | metal lathe chucks |
| 2010-02-13 | 3,220,289 | Nov. 30, 1965 | S.E. Farekas | Intermediate Shaft Support Bearing | engine lathes |
| 2010-02-13 | 3,308,695 | Mar. 14, 1967 | G.H. Hagerman | Apparatus for Machining a Helical Element | metalworking machines |
| 2010-02-13 | 3,376,769 | Apr. 09, 1968 | G.L. Garvin | Clamp Means | metalworking machines |
| 2010-02-13 | 3,426,646 | Feb. 11, 1969 | J.F. Golner, R.J. Lee | Burr Removing Machine | metalworking machines |
| 2010-02-13 | 568X | Aug. 10, 1804 | C. Veltenair | Metallic Grinder or Hone | grinders |
| 2010-02-12 | 464,352 | Dec. 01, 1891 | H.F. Smith, S. Fawcett | Die For Making Pipe Wrenches | chain and strap wrenches |
| 2010-02-12 | 2,275,291 | Mar. 03, 1942 | R.F. Bannow | Machine Tool Operating at Universal Angle in Overall Locations | milling machines |
| 2010-02-12 | 2,309,299 | Jan. 26, 1943 | C.A. Bickel | Method of and Apparatus for Correcting the Lead Error of Screw Threads | screwcutting lathes |
| 2010-02-12 | 3,564,956 | Feb. 23, 1971 | B. Landen | Locking Plier Wrench | locking pliers |
| 2010-02-11 | 49,369 | Aug. 15, 1865 | J. Braun | Improvement in looms | |
| 2010-02-11 | 138,067 | Apr. 22, 1873 | J. Braun | Improvement in machines for making machine-screws | |
| 2010-02-11 | 498,204 | May 23, 1893 | W.S. Bemis | Die For the Manufacture of Wrenches | pipe and nut combination wrenches |
| 2010-02-11 | 1,313,345 | Aug. 19, 1919 | E.C. Smith | Machine For Forming Wrench-Heads | wrench jaw components |
| 2010-02-11 | 2,359,997 | Oct. 10, 1944 | A.B. Lamoreaux | Knurling Tool | lathe tools |
| 2010-02-11 | 2,482,786 | Sep. 27, 1949 | S.C. Mack | Thread Cutting Machine | screwcutting lathes |
| 2010-02-11 | 3,012,304 | Dec. 12, 1961 | H.S. Hawkins | Machine Tool Carriage Locking Means | engine lathes |
| 2010-02-11 | 3,292,497 | Dec. 20, 1966 | C.R. Jolly | Indexing Fixture | indexers |
| 2010-02-11 | 3,168,005 | Feb. 02, 1965 | T.R. Crocker, G. Davenport | Shaping Machine | metal shapers |
| 2010-02-10 | 1,929,269 | Oct. 03, 1933 | P.A. Abe, C.A. Bickel | Apparatus for Automatic Form Turning Lathe | engine lathes |
| 2010-02-10 | 1,929,270 | Oct. 03, 1933 | C.A. Bickel | Machine Tool | engine lathes |
| 2010-02-10 | 1,931,157 | Oct. 17, 1933 | C.A. Bickel | Machine Tool | engine lathes |
| 2010-02-10 | 1,935,007 | Nov. 14, 1933 | C.A. Bickel | Machine Tool | engine lathes |
| 2010-02-10 | 1,937,400 | Nov. 28, 1933 | C.A. Bickel | Machine Tool | engine lathes |
| 2010-02-10 | 1,954,155 | Apr. 10, 1934 | F.J. Vlchek | Drop Hammer | drop hammers |
| 2010-02-10 | 1,954,156 | Apr. 10, 1934 | F.J. Vlchek | Drop Hammer | drop hammers |
| 2010-02-10 | 1,889,259 | Nov. 29, 1932 | G.J. Meuer | Electric switch | electric switches |
| 2010-02-09 | 527,156 | Oct. 09, 1894 | W.E. Pugsley | Wrench | alligator wrenches |
| 2010-02-09 | 1,638,720 | Aug. 09, 1927 | A. Anderson | Pulley wheel | bandsaws |
| 2010-02-09 | 882,044 | Mar. 17, 1908 | A. Anderson | Jig-saw | scrollsaws |
| 2010-02-09 | 1,954,157 | Apr. 10, 1934 | F.J. Vlchek | Drop Hammer | drop hammers |
| 2010-02-09 | 1,954,159 | Apr. 10, 1934 | J.C. Wattleworth | Drop Hammer | drop hammers |
| 2010-02-09 | 1,956,885 | May 01, 1934 | F.J. Vlchek | Drop Hammer | drop hammers |
| 2010-02-09 | 1,967,458 | Jul. 24, 1934 | C. Vallone | Wrench Set Holder or Unit | wrench set holders |
| 2010-02-09 | 980,971 | Jan. 10, 1911 | W.F. Groene, R.K. Le Blond | Lathe | engine lathes |
| 2010-02-09 | 1,218,784 | Mar. 13, 1917 | W.F. Groene, R.K. Le Blond | Positive Apron Drive for Lathes | engine lathes |
| 2010-02-09 | 1,692,705 | Nov. 20, 1928 | W.L. Schellenbach | Clutch Actuating Means for Machine Tools | engine lathes |
| 2010-02-09 | 1,832,011 | Nov. 17, 1931 | F.D. Dickas, A.C. Getz | Clutch Mechanism for Lathe Carriages | engine lathes |
| 2010-02-09 | 1,972,373 | Sep. 04, 1934 | C. Bouillon | Clutch Mechanism for Lathe Aprons | engine lathes |
| 2010-02-09 | 1,979,333 | Nov. 06, 1934 | E.R. Llewellyn | Power Transmitting Apparatus | metal shapers |