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Brushless dc motors
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1974-01-16
Dc motor arrangement controlled by rotor-position sensitive sensors
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1974-10-17
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1972-03-29
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1978-09-12
Device for electronic direction control of trolling motors
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1967-02-21
Direct current brushless motor including pulse width modulation
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1973-02-14
Brushless dc motors
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1956-06-26
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