| All Patents in class 100/269.14 |
Patents 1 -
10
of 14
      |
| Picture | Number | Date | Patentee | Title |
| | 1,468,765 | Sep. 25, 1923 | R.A. Trace | Cake-forming machine |
| | 1,510,205 | Sep. 30, 1924 | J.T. Beaty | Cotton tamper |
| | 1,653,350 | Dec. 20, 1927 | W. Ernst | High Speed Hydraulic Press |
| | 1,672,561 | Jun. 05, 1928 | W. Ernst | High Speed Hydraulic Press |
| | 1,746,419 | Feb. 11, 1930 | W. Ernst | Control Mechanism for Hydraulic Presses |
| | 1,870,499 | Aug. 09, 1932 | W. Ernst | Hydraulically Operated Drop Hammer |
| | 1,870,501 | Aug. 09, 1932 | W. Ernst | Plural Pressure Pump Control for Hydraulic Presses |
| | 1,899,678 | Feb. 28, 1933 | H.F. MacMillin, W. Ernst, R. Thoreson | Hydraulic Press |
| | 1,927,583 | Sep. 19, 1933 | W. Ernst | Hydraulic Motor Control Means |
| | 1,937,192 | Nov. 28, 1933 | H.F. MacMillin, W. Ernst | Control Mechanism for Hydraulic Motors |
