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All Patents in class 123/41.83
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	2,054,232	Sep. 15, 1936	P.C. Brooks, H. Schneider	Engine of Opposed Piston Type
	2,703,077	Mar. 01, 1955	A.K. Antonsen	Engine Cylinder Structure

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