| All Patents in class 72/63 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 2,344,743 | Mar. 21, 1944 | H.C. Smith, Jr. | Forming Method and Apparatus | sheet metal forming rolls |
| 2,741,205 | Apr. 10, 1956 | R.A. Paulton | Hydraulic Press Structure | hydraulic metalworking presses |
| 2,766,711 | Oct. 16, 1956 | K.P. Martin, L.A. Dever | Press | hydraulic metalworking presses |
| 2,878,767 | Mar. 24, 1959 | R.A. Paulton | Forming Press Diaphragm | hydraulic metalworking presses |
| 3,075,485 | Jan. 29, 1963 | C.L. Mitchell | Mounting Construction for Diaphragm in Forming Press | hydraulic metalworking presses |
| 3,353,388 | Nov. 21, 1967 | K.H. Schultz | Closure for Fluid Pressure Chamber of a Hydraulic Press | hydraulic metalworking presses |
| 3,357,218 | Dec. 12, 1967 | C.L. Mitchell | Hydraulic Press | hydraulic metalworking presses |
