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All Patents in class 388/930 | |||||
Number | Date | Patentee | Title | Type | |
2,082,496 | Jun. 01, 1937 | W.H. Howe | Voltage Regulation and Circuits Therefor | voltage regulators | |
4,182,979 | Jan. 08, 1980 | W.P. Jezo, R.L. Douglas | D. C. Electric Torquing System | electronic circuitry and apparatus |