| All Patents in class 318/675 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 287,511 | Oct. 30, 1883 | T.A. Edison | Electric Regulator | motor regulators |
| 714,862 | Dec. 02, 1902 | H.W. Buck | Controlling Electric Motors | motor controls |
| 1,018,765 | Feb. 27, 1912 | J.T. Janette | Motor-controller | motor controls |
| 2,228,902 | Jan. 14, 1941 | A. Allen | Automatically Controlled Machine Tool and Follow-Up System | metalworking machine mechanisms |
| 2,704,012 | Mar. 15, 1955 | D.R. Trinkle | Automatic Profiling Machine | profiling machines |
| 2,873,416 | Feb. 10, 1959 | K.C. Allen | Weighing scale adapted servomotor system | |
| 3,019,377 | Jan. 30, 1962 | J.A. Rave, Jr., H.K. Brown, J.M. Morgan, Jr. | Hand Servo Control System | machine tool controls |
| 3,084,754 | Apr. 09, 1963 | K.C. Allen | Computing scale | |
