| All Patents in class 74/134 |
Patents 1 -
15
of 15
      |
| Number | Date | Patentee | Title | Type |
| 26,709 | Jan. 03, 1860 | R. Bruce, C.L. Pyron | Converting Motion | industrial machine mechanisms |
| 163,342 | May 18, 1875 | D.L. Toppan | Improvement in drill for drilling metal | eggbeater drills |
| 197,896 | Dec. 04, 1877 | W.H. Richards | Improvement in ratchet-drills | ratchet drills |
| 231,361 | Aug. 17, 1880 | W.H. Richards | Ratchet Drill | ratchet drills |
| 298,457 | May 13, 1884 | I.M. Furbish | Hand-drill | eggbeater drills |
| 333,244 | Dec. 29, 1885 | T.J. Neacy | Set Works for Saw Mills | sawmill set works |
| 374,027 | Nov. 29, 1887 | E. Winans | Power Transmitting Machinery | human powered apparatus |
| 507,968 | Oct. 31, 1893 | C.T. Burr | Ratchet-drill | hand drills |
| 521,490 | Jun. 19, 1894 | J.A. Wilkin | Foot or Hand Power | human powered apparatus |
| 806,349 | Dec. 05, 1905 | C.H. Knight | Sawmill set-works | sawmill set works |
| 894,673 | Jul. 28, 1908 | G.O. Leopold | Ratchet mechanism | ratcheting screwdrivers |
| 917,319 | Apr. 06, 1909 | G.O. Leopold | Breast-drill | breast drills |
| 939,042 | Nov. 02, 1909 | G.O. Leopold | Gearing | eggbeater drills |
| 982,510 | Jan. 24, 1911 | G.O. Leopold | Ratchet mechanism | eggbeater drills |
| 1,097,571 | May 19, 1914 | I.M. Thurlow | Intermittent-grip device | sawmill set works |
