Fractional horsepower elektric motors

- Fractional horsepower elektric motors - What Kinds Are Available - What Makes Them Run and What They Will Do - How to Repair, Rewind, and Reconnect Them - Cyril G. Veinott - McGraw-Hill Book Company - New York nd London • rok vydání:1939 - First Edition • stran: 431 • formát: 23,5x15,5cm • jazyk... celý popis