All Patents in class 200/183


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All Patents in class 200/183
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	613,735	Nov. 08, 1898	N. Tesla	Electric-Circuit Controller
	2,138,279	Nov. 29, 1938	R.F. Kneisley	Control switch
	2,147,506	Feb. 14, 1939	R.S. Stoner	Floating weight electric switch