| All Patents in class 91/524 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 2,047,034 | Jul. 07, 1936 | M. Romaine, E.G. Roehm | Broaching Machine | broaching machines |
| 2,360,695 | Oct. 17, 1944 | R.H. McClellan, C.E. Linden | Hydraulic gear shifting and driving system | radial drill presses |
| 2,761,473 | Sep. 04, 1956 | J.A. Denton | Mechanism for controlling the feed works of a resaw | woodworking machine stockfeeding mechanisms |
| 2,782,802 | Feb. 26, 1957 | B. Sassen | Hydraulic Control System | hydraulic apparatus |
| 3,016,804 | Jan. 16, 1962 | J.G. Osburn, F. Zankl | Program Control System | milling machines |
| 3,238,621 | Mar. 08, 1966 | E.P. Bullard, III | Program Control | |
