| All Patents in class 91/26 |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 693,939 | Feb. 25, 1902 | M.A. Yeakley | Pneumatic hammer | power hammers |
| 1,302,246 | Apr. 29, 1919 | R.A. Trace | Machine for forming oil-cakes | seed or nut oil apparatus |
| 1,877,102 | Sep. 13, 1932 | F.N. Whitesell | Hydraulic Control Means | hoists, winches, come-alongs |
| 1,942,927 | Jan. 09, 1934 | C.O. Holland, A.M. Johnson | Hydraulically actuated indexing mechanism | indexers and dividers |
| 3,913,451 | Oct. 21, 1975 | D.I. McDonald | Hydraulic Cylinder with Cushioning Means | hydraulic apparatus |
