| All Patents in class 192/93R |
Patents 16 -
30
of 30
      |
| Number | Date | Patentee | Title | Type |
| 870,288 | Nov. 05, 1907 | J. Hartness | Clutch Mechanism | industrial machine clutches |
| 900,397 | Oct. 06, 1908 | P.M. Lange | Friction Clutch | metalworking machine mechanisms |
| 917,312 | Apr. 06, 1909 | E.R. Klemm | Friction clutch mechanism | bench or pedestal grinders |
| 1,140,326 | May 18, 1915 | B.M. Hanson | Clutch Mechanism | industrial machine clutches |
| 1,192,793 | Jul. 25, 1916 | H. Manthey | Clutch | harvesters |
| 1,210,257 | Dec. 26, 1916 | B.F. Augustine | Clutch | clutches |
| 1,250,826 | Dec. 18, 1917 | E. Feilhauer | Lathe clutch mechanism | metal lathes |
| 1,596,700 | Aug. 17, 1926 | W.E. Whipp | Clutch Actuating Device for Lathes | engine lathes |
| 1,753,085 | Apr. 01, 1930 | J.L. Peterson | Clutch | drill presses |
| 1,816,960 | Aug. 04, 1931 | F.B. Cockburn | Apron Disk Transmission Mechcanism | metal lathe mechanisms |
| 2,265,502 | Dec. 09, 1941 | G.H. Williams | Clutch Mechanism | engine lathes |
| 2,469,881 | May 10, 1949 | V.J. Kramer, R.C. Johnson, H.E. Laubach | Headstock Transmission Gear Shifting Mechanism | metalworking machine mechanisms |
| 2,534,993 | Dec. 19, 1950 | E.J. Robichaud | Automatic Bar Stock Machine | metalworking machines |
| 2,677,447 | May 04, 1954 | G.O. Johnson | Clutch tripping mechanism for punch presses and other machine tools | punch presses |
| 3,118,325 | Jan. 21, 1964 | D.D. Pettigrew | Combined manual and power feed for drill press | drill presses |
