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Watchmen's Time Detectors Operated by Batteries or Magneto Generators (1900)

Holtzer-Cabot Electric Company · Holtzer-Cabot Electric Company · leaf 115

An illustration from Watchmen's Time Detectors Operated by Batteries or Magneto Generators, 1900, leaf 115
H w ha , Mll»m iniiiiiiiiiHiimmiiHiiiiiiiiitiiiiii in 1( , „„.. THE HOLTZER-CABOT ELECTRIC COMPANY Boston, /Mass. Small Power Motors. CONTINUED.) DIRECT CURRENT 1-8 H. P. VARIABLE SPEED POWER MOTOR.

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