All Patents in class 83/131


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All Patents in class 83/131
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	655,074	Jul. 31, 1900	E. Graves	Punching Machine
	4,646,599	Mar. 03, 1987	R.J. Benedict	Hydraulic Punch Press With Workpiece Stripper