| All Patents in class 100/256 |
Patents 1 -
10
of 22
      |
| Picture | Number | Date | Patentee | Title |
| | 125,386 | Apr. 09, 1872 | T. Gaillard | Improvement in Drop Presses |
 | 270,146 | Jan. 02, 1883 | N.C. Stiles | Drop-hammer |
 | 272,719 | Feb. 20, 1883 | W.J. Liddell | Hay and cotton press |
| | 524,311 | Aug. 14, 1894 | W.A. Cornbrooks | Drop Hammer |
 | 545,188 | Aug. 27, 1895 | F. Lombard, F.C. Billings | Drop Hammer |
 | 1,037,735 | Sep. 03, 1912 | H.E. Derbyshire | Safety-latch for board drop-hammers |
| | 1,510,205 | Sep. 30, 1924 | J.T. Beaty | Cotton tamper |
 | 1,512,279 | Oct. 21, 1924 | F. Diehl | Means for producing relative movement between members |
| | 1,653,350 | Dec. 20, 1927 | W. Ernst | High Speed Hydraulic Press |
| | 1,711,378 | Apr. 30, 1929 | W. Ernst | Control Mechanism for Hydraulic Presses |
