| Patents for Frederick G. Krafft |
Patents 1 -
10
of 12
      |
| Picture | Number | Date | Patentee | Title |
| | 2,457,383 | Dec. 28, 1948 | F.G. Krafft | Apparatus for grinding |
| | 2,723,505 | Nov. 15, 1955 | F.G. Krafft | Method and Apparatus for Surface Finishing |
| | 2,921,439 | Jan. 19, 1960 | F.G. Krafft | Pump Control |
| | 2,926,653 | Mar. 01, 1960 | F.G. Krafft | Grinding machines |
 | GB-850,425 | Oct. 05, 1960 | F.G. Krafft, W. Ernst | A hydraulic circuit embodying a combined pump and control unit |
 | CA-628,890 | Oct. 10, 1961 | W. Ernst, F.G. Krafft | Pump control |
| | 3,015,212 | Jan. 02, 1962 | W. Ernst, F.G. Krafft | Pump Control |
| | 3,047,987 | Aug. 07, 1962 | F.G. Krafft, W.G. Baldenhofer | Apparatus for Submerged Grinding |
 | CA-656,461 | Jan. 22, 1963 | F.G. Krafft, W. Ernst | Control pump |
| | 3,083,535 | Apr. 02, 1963 | F.G. Krafft, W. Ernst | Hydraulic servo system |
