All Patents in class 314/76


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All Patents in class 314/76
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	280,426	Jul. 03, 1883	W. Wheeler	Focus Regulator for Electric Arc Lamps
	1,827,245	Oct. 13, 1931	C.C. Peck, J.F. Lincoln	Arc Welding