All Patents in class 310/270


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All Patents in class 310/270
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	417,794	Dec. 24, 1889	N. Tesla, A. Schmid	Armature for electric machines
	422,419	Mar. 04, 1890	C.D. Jenney	Armature
	1,150,043	Aug. 17, 1915	B.G. Lamme	Dynamo-electric machine
	3,471,731	Oct. 07, 1969	R.M. Pierce, L.C. Pratt	Armature