All Patents in class 476/50


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All Patents in class 476/50
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	506,865	Oct. 17, 1893	D.C. Stover, F.W. Hoefer, E.A. Hoefer, A. Hoefer	Sensitive drill
	512,099	Jan. 02, 1894	W.E. Dillard	Variable frictional feed for sawmills
	901,635	Oct. 20, 1908	S.J. Morgan	Gearing for drill-presses