| All Patents in class 476/31 |
Patents 1 -
10
of 10
      |
| Number | Date | Patentee | Title | Type |
| 62,995 | Mar. 19, 1867 | O.A. Bassett, E. Smith | Improvement in sawmills | sawmill feed works |
| 103,372 | May 24, 1870 | S.H. Richardson | Improvement in hauling up log | sawmill log handling |
| 343,457 | Jun. 08, 1886 | A.I. Hipp | Saw-mill feed mechanism | sawmill feed works |
| 376,592 | Jan. 17, 1888 | W.H. Gibbes, Jr. | Saw-mill-feed device | sawmill feed works |
| 410,337 | Sep. 03, 1889 | H.B. Strong | Mechanism for Governing the Feed of Saw Mills | sawmill feed works |
| 460,284 | Sep. 29, 1891 | C.M. Conradson | Device for Varying the Speed of Machinery | industrial machine speed and direction changing mechanisms |
| 488,618 | Dec. 27, 1892 | P. Stovall | Variable friction-feed in sawmills | sawmill feed works |
| 816,369 | Mar. 27, 1906 | O.F. Persson | Speed Changing Device | industrial machine speed and direction changing mechanisms |
| 1,127,166 | Feb. 02, 1915 | E.F. Beugler | Variable Speed Countershaft | |
| 1,853,737 | Apr. 12, 1932 | E.R. Llewellyn | Power Transmission Mechanism for Lathes or the Like | engine lathes |
