Instructions for installing and operating bipolar generators for incandescent lighting. (1894)
General Electric Company · General Electric Co. · leaf 12
ing on- oil or dirt in the joints will reduce the strength of the magnets. atun and field (oils must be handled carefully, as any ■~ of the insulation is likely to cause serious trouble when current is put on. - : i< armature, use the methods shown on pages o and A an) w< ight to i ome on the…
Lighting · Electrical engineering · Lights
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