Invention Grant
- Patent Title: Apparatus for controlling the speed of electric motors
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Application No.: US70617734Application Date: 1934-01-11
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Publication No.: US2032743APublication Date: 1936-03-03
- Inventor: EVANS CHARLES T
- Applicant: AIR REDUCTION
- Assignee: Air Reduction
- Current Assignee: Air Reduction
- Priority: US70617734 1934-01-11
- Main IPC: H02P7/06
- IPC: H02P7/06
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