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All Patents in class 192/93C
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	575,988	Jan. 26, 1897	J.M. Rauhoff	Clutch
	1,124,981	Jan. 12, 1915	W.A. Weaver	Tool Holder
	1,930,319	Oct. 10, 1933	W.F. Ocenasek	Friction clutch

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