International Library of Technology · Scranton, International Textbook Co. · leaf 457
od of accomplishing thesame result by using a special porcelain insulator that ismade for this purpose. 18 ELECTRIC LIGHTING. 89 SPECIAL APPLICATIONS OF ARC LAMPS. 102. Before leaving the subject of arc lamps we willtake up, briefly, a few of the special applications to whichthe arc lamp has been…
Electrical engineering
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