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All Patents in class 74/321
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	206,424	Jul. 30, 1878	O.R. Chapman	Metal-Planing Machine
	399,504	Mar. 12, 1889	W.W. Dingee	Straw Stacker
	431,636	Jul. 08, 1890	W.S. Whitman	Reversing edger carriage

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