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 16
Fig. B. Doi ble-Service Street La … WwNSnntcW WWW! Fig. 9. Lamp Hanger. hung weights counterbalancing the lamp, so that the lamp remains at any heightyou wish to put it. This avoids the carrying around of the step ladder, whichis very annoying, especially in much frequented places, such as hotels, etc. 4 IAN DEPOELE ELECTRIC LIGHT…
Lighting · Street lighting · Roadway lighting · Arc lamps
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