All Patents in class 196/119


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All Patents in class 196/119
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	231,280	Aug. 17, 1880	G. Crane	Oil Still
	1,382,995	Jun. 28, 1921	H.R. Lucke	Process and Apparatus for the Utilization of Heat in Oil Engines