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All Patents in class 12/146D
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	6,162	Mar. 10, 1849	G.H. Corliss	Cut-Off and Working the Valves of Steam Engines
	373,821	Nov. 29, 1887	L.W. Lombard, G.H. Fox	Heel-stiffener machine

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