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All Patents in class 81/57.4
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	285,484	Sep. 25, 1883	M.C. Henley	Screw-driver
	496,692	May 02, 1893	C.R. Mayne	Combined Wagon Jack and Wrench
	728,458	May 19, 1903	B.M. Hanson	Fluid Pressure Operated Chuck
	1,540,749	Jun. 09, 1925	A.A. Beach	Screw Driving Device
	2,042,257	May 26, 1936	C.W. Hopkins, R.E. Harrison	Machine Tool

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