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All Patents in class 72/335
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	184,158	Nov. 07, 1876	H.W. Kip	Method of Making Hammers
	432,528	Jul. 22, 1890	C.S. Hamlin, A.C. Harper	Machine for Punching and Riveting

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