| All Patents in class 322/73 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 2,502,098 | Mar. 28, 1950 | O. Lindfors | Voltage Regulator | motor generators |
| 3,056,913 | Oct. 02, 1962 | R.M. Henderson, R. Zechlin | Voltage Regulator for Generators | voltage regulators |
| 3,095,530 | Jun. 25, 1963 | W.H. Woodward | Digital Control Apparatus for Ward-Leonard Electrical Machines | motor controls |
| 3,211,988 | Oct. 12, 1965 | R. Zechlin, R.M. Henderson | Voltage Regulator with Accelerated Switching Means | voltage regulators |
| 3,304,488 | Feb. 14, 1967 | R. Zechlin, R.M. Henderson | Electronic Current Regulator | electronic circuitry and apparatus |
| 3,435,326 | Mar. 25, 1969 | R. Zechlin | Static Exciter Regulator for Generators | electric generators |
