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All Patents in class 19/39
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	9,358X	Feb. 05, 1836	W. McCreight, J. McCreight	Cotton gin
	9,471X	Mar. 04, 1836	E. Keith	Cotton gin grates
	2,200,379	May 14, 1940	R.D. Williams	Utilization of Waste Engine Heat

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