| All Patents in class 451/410 |
Patents 1 -
15
of 18
      |
| Number | Date | Patentee | Title | Type |
| 61,955 | Feb. 12, 1867 | J. Richards | Improvement in machines for grinding saws | sharpening machines |
| 88,679 | Apr. 06, 1869 | H.K. Trask | Improvement in Device for Grinding Edged Tools | tool grinders |
| 134,296 | Dec. 24, 1872 | G.W. Libbey | Grinding Machines | grinding machines |
| 335,984 | Feb. 09, 1886 | F.S. White | Grinding apparatus | sharpening machines |
| 396,553 | Jan. 22, 1889 | J.L. Fowle | Machinery for grinding metallic bands | tool making machines |
| 491,521 | Feb. 14, 1893 | J.W. Boynton | Tail Stock for Milling Machines | milling machine accessories |
| 591,424 | Oct. 12, 1897 | W. Postmus | Woodworking Machine | woodworking machine parts or accessories |
| 610,677 | Sep. 13, 1898 | C.L. Grohmann | Tail-stock for milling-machines | milling machines |
| 718,837 | Jan. 20, 1903 | H.C. Hansen | Machine for Mitering Printer's Rules | |
| 812,574 | Feb. 13, 1906 | J.S. Linton | Saw-gage | tablesaw accessories |
| 824,394 | Jun. 26, 1906 | C.F. Warner | Mechanical Implement | metal planers |
| 833,726 | Oct. 23, 1906 | E.J. Bein | Sandpapering-machine | belt sanders |
| 1,395,664 | Nov. 01, 1921 | E. Benson | Work Support | grinding fixtures |
| 2,562,246 | Jul. 31, 1951 | W.L. Van Dam, M.J. Karr | Woodworking machine and the like provided with adjustable work guides | tablesaw accessories |
| 2,623,337 | Dec. 30, 1952 | J.J. Falls | Universally adjustable protractor tool guide | grinding attachments |
