Electrical Work; Motor Control.

Duration: 1 reel

Year Published: 1945

Complete Record: ELECTRICAL WORK; motor control. The Calvin Company, c1945. 1 reel each. © The Calvin Company. 1. Direct Current Controllers. © 1Aug45; MP95. 2. Across-the-Line Starters. © 1Aug45; MP96. 3. Reduced Voltage Starters. © 1Aug45; MP97. 4. Wound Rotor Controllers. © 1Aug45; MP98.

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