| All Patents in class 74/721 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 299,233 | May 27, 1884 | W.J. Liddell | Circular-saw mill | circular sawmills |
| 408,233 | Aug. 06, 1889 | W.W. Griscom | Vehicle Motor | electric railroads |
| 421,417 | Feb. 18, 1890 | J.H. Mickler | Three Spindle Boring Machine | horizontal boring mills |
| 463,790 | Nov. 24, 1891 | A.D. Quint | Drilling-machine | drill presses |
| 495,182 | Apr. 11, 1893 | I.C. Gray | Traction Engine | traction engine propulsion components |
| 556,346 | Mar. 17, 1896 | S.B. Gray | Traction Engine | steam traction engines |
| 608,517 | Aug. 02, 1898 | S.B. Gray | Traction Engine | traction engine propulsion components |
| 673,102 | Apr. 30, 1901 | W.O. Vivarttas | Power driving mechanism | woodworking machine stockfeeding mechanisms |
