| All Patents in class 408/66 |
Patents 1 -
15
of 19
      |
| Number | Date | Patentee | Title | Type |
| 17,871 | Jul. 28, 1857 | E.K. Collins | Method of sawing staves from the bolt and dressing their edges simultaneously | barrel making machines |
| 79,714 | Jul. 07, 1868 | A. Wood | Screw-Cutter | nut or bolt making machines |
| 84,817 | Dec. 08, 1868 | D.L. Gibbs | Improvement in mortising-machine | mortising machines |
| 162,194 | Apr. 20, 1875 | E. Schlenker | Improvement in bolt-threading machines | metal threading machines |
| 309,073 | Dec. 09, 1884 | P.G. March | Drilling-machine | drill presses |
| 372,490 | Nov. 01, 1887 | A. Saunders | Machine for Cutting and Screw Threading Tubes, &c. | pipe threading machines |
| 375,037 | Dec. 20, 1887 | A. Wood | Bolt Cutter | nut or bolt making machines |
| 432,972 | Jul. 29, 1890 | L.T. Bowman | Bolt Threading Machine | metal threading machines |
| 475,247 | May 17, 1892 | J.S. Piper | Machine for cutting circular pieces from lumber or other materials | drilling and boring |
| 542,694 | Jul. 16, 1895 | F.W. Hoefer, D.C. Stover | Sensitive drill press | drill presses |
| 765,327 | Jul. 19, 1904 | A.M. Stillman | Screw Making Machine | screw machines |
| 848,672 | Apr. 02, 1907 | J.F. Mitchell, W. Mitchell | Bench Drill | drill presses |
| 1,017,878 | Feb. 20, 1912 | A.B. Landis | Bolt-threading machine | screw machines |
| 1,442,149 | Jan. 16, 1923 | H.J. Hjorth | Drilling Machine | drill presses |
| 1,679,027 | Jul. 31, 1928 | C. Gabrielson, A. Meldrum | Drilling machine | drill presses |
