Multiple series and constant current arc lamps for direct current circuits. (1907)
Western Electric Company. · Western Electric Company · leaf 57
to inspection, and the withdrawalof but two \sj mils removal. In the upper part is si n the ries resistan , consisting of a helically coiledwit which is supported throughout it^ entire length by adeep grc d thn 1 upon the surface of a well vitrifiedp< elain cylinder. In Fig. 2 can be n a portion… … FIG. I FIG. 2
Electric lighting · Arc lamps · Wiring devices · Interior lighting fixtures, lamps, and ballasts · Enclosed circuit breakers
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