Van Depoele Electric Light Company manufacture single and multiple current dynamo electric machines, motors, electric lamps and electro-plating apparatus ... (1884)
Van Depoele Electric Light Company · Van Depoele Electric Light Company · leaf 11
ce this wire adds only to the resist-ance of the machine, without doing any ser-vice in the production of useful currents, theonly effective portion of the wire being thatclose to the field and on the outside of thering; whereas, the Van Depoele armaturebeing built up of several rings — distanced… … Fig. 3. The Brush Holder.
Lighting · Street lighting · Roadway lighting · Arc lamps
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