| All Patents in class 192/48.91 |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| 25,733 | Oct. 11, 1859 | J. Hendy | Double friction-coupling | industrial machine clutches |
| 29,682 | Aug. 21, 1860 | E.G. Dyer | Feed-motion for sawmills | sawmill carriages |
| RE5,335 | Mar. 25, 1873 | J. Hendy | Double friction-coupling | industrial machine clutches |
| 286,357 | Oct. 09, 1883 | W.M. Wilkin | Feed mechanism for saw-mills | sawmill feed works |
| 370,118 | Sep. 20, 1887 | J.L. Bogert | Friction-clutch | industrial machine clutches |
| 520,528 | May 29, 1894 | E.L. Jones | Clutch | industrial machine clutches |
| 706,665 | Aug. 12, 1902 | W.T. Johnson | Engine Lathe | metal lathes |
| 806,916 | Dec. 12, 1905 | C.A. Rich | Clutch-Controlling Mechanism | |
| 824,805 | Jul. 03, 1906 | E.A. Muller | Friction Clutch | metalworking machine mechanisms |
| 1,014,481 | Jan. 09, 1912 | C.A. Juengst | Clutch | metal sawing machines |
| 2,231,465 | Feb. 11, 1941 | G.W. Emrick | Tapping attachment | tapping heads and chucks |
