| All Patents in class 72/28.1 |
Patents 1 -
4
of 4
      |
| Number | Date | Patentee | Title | Type |
| 2,766,711 | Oct. 16, 1956 | K.P. Martin, L.A. Dever | Press | hydraulic metalworking presses |
| 3,120,799 | Feb. 11, 1964 | H.B. Van Auken, J.J. Strnad | Platen-leveling control system for hydraulically-actuated brake presses | hydraulic metalworking presses |
| 3,124,017 | Mar. 10, 1964 | W.K. Behrendt, W.E. Brainard | Automatic Multiple Spindle Drilling Machine | multiple spindle drill presses |
| 3,357,218 | Dec. 12, 1967 | C.L. Mitchell | Hydraulic Press | hydraulic metalworking presses |
