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| All Patents in class 192/113.36 | |||||
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| Number | Date | Patentee | Title | Type | |
| 622,160 | Mar. 28, 1899 | W.P. Norton | Friction Driving Device for Shaping or other Machines | metal shapers | |
| 986,324 | Mar. 07, 1911 | J.A. Brown, F.E. Sutherland | Clutch Mechanism | power hammers | |
| 1,988,967 | Jan. 22, 1935 | G.W. Emrick | Clutch device | tapping heads and chucks | |