| All Patents in class 408/226 |
Patents 1 -
15
of 35
      |
| Number | Date | Patentee | Title | Type |
| 1,816 | Oct. 10, 1840 | J. Lindly | Improvement in Machines for Cutting Screws Upon the ends of the Rails of Bedsteads | woodworking horizontal borers |
| 22,394 | Dec. 21, 1858 | N.S. White, A. Denio | Method of attaching cutting-tips to auger-shanks | tool making machines |
| 81,607 | Sep. 01, 1868 | P. Cunningham | Bit for Mortising Machine | drill bits |
| 118,178 | Aug. 22, 1871 | B. Arnold | Improvement in Twist-Drills | twist drill bits |
| 270,258 | Jan. 09, 1883 | J.H. Stickney | Brad-awl | gimlets |
| 339,544 | Apr. 06, 1886 | S.P. Graham | Combined boring-tool and holder | metalworking twist drills |
| 352,139 | Nov. 09, 1886 | J. Leuenberger | Washer or gasket cutter | |
| 362,044 | Apr. 26, 1887 | J.F. Strange | Bit | lathe tools |
| 492,733 | Feb. 28, 1893 | H. Meister | Chuck and Drill | drill press chucks |
| 527,064 | Oct. 09, 1894 | M.C. Johnson | Driving-clutch | metal lathes |
| 717,199 | Dec. 30, 1902 | G.H. Hollm | Tapping Fixture | tap and die holders |
| 764,609 | Jul. 12, 1904 | W. Lodge | Boring Tool | lathe tools |
| 868,812 | Oct. 22, 1907 | L. Ruegg | Bit holder | |
| 941,568 | Nov. 30, 1909 | F. Fleming | Combined Drill and Stay Bolt Cutter | boiler repair tools |
| 1,034,724 | Aug. 06, 1912 | H. Mueller | Tool-shank | boring bars |
