| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 322/77 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 714,786 | Dec. 02, 1902 | M.W. Day | Controlling Electric Motors | motor controls | |
| 2,885,566 | May 05, 1959 | R.H. Eisengrein, G.G. Hermanson, C.L. Sadler | Control means | ||
| 3,046,468 | Jul. 24, 1962 | W.H. Woodward, K.A. Robinson | Control systems for Generators | electric generators | |