| All Patents in class 72/432 |
Patents 16 -
22
of 22
      |
| Number | Date | Patentee | Title | Type |
| 1,145,983 | Jul. 13, 1915 | J.B. French | Cushioning Piston for Power Hammers or the Like | |
| 1,180,626 | Apr. 25, 1916 | C.J. Walker | Riveter | riveting machines |
| 1,394,506 | Oct. 18, 1921 | H.C. Giles | Riveting Machine | riveting machines |
| 1,434,949 | Nov. 07, 1922 | R.W. Glasner | Die Cushion | sheet metal stamping dies |
| 1,911,385 | May 30, 1933 | R.J. Pardee | Draw press | stamping presses |
| 2,942,503 | Jun. 28, 1960 | R.P. Fitzgerald | Power operated hammers | drop hammers |
| 3,955,396 | May 11, 1976 | L.F. Carrieri | Press overload protection system | hydraulic metalworking presses |
