The Maxim Electric Light and Power Co., Philadelphia. (1882)
United States Electric Lighting Company · United States Electric Lighting Company · leaf 25
Dynamo-electric Machine on Adjustable Base. 22 THE UNITED STATES ELECTRIC LIGHTING CO. temperature,— in fact, below the boiling-point of water. This cut-off is placed in thelamp-holders and fixtures, or at other convenient points in the branch wires whereready access may be had for renewal of the…
Electricity · Lighting · Power supply
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