| All Patents in class 192/48.611 |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 1,488,736 | Apr. 01, 1924 | C.M. Conradson | Clutch Mechanism | metalworking machine mechanisms |
| 1,824,700 | Sep. 22, 1931 | L.R. Williamson | Hydraulically operated reversing mechanism | tapping machines |
| 2,771,790 | Nov. 27, 1956 | F.E. Munschauer | Double drive power punch press | punch presses |
| 2,856,044 | Oct. 14, 1958 | H.F. Koenig, III, M.W. Hazelton | Automatic shift two-speed press brake | sheet metal brakes |
| 2,862,589 | Dec. 02, 1958 | F.B. Porteous, J.A. Foster | Friction drive mechanism | industrial machine clutches |
