Improvements in Ballast Resistances and Cut-outs for Nernst Lamps

11,557. Potter, H. N. June 26. Drawings to Specification. Resistances. - Steadying-resistances for incandescent oxide lamps consist of straight iron wires in a glass vessel which is exhausted of air or filled with hydrogen or other indifferent gas, the wire being heated nearly to redness when in use...

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1. Verfasser:	HENRY NOEL POTTER
Format:	Patent
Sprache:	eng
Online-Zugang:	Volltext bestellen
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