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All Patents in class 123/25Q
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	542,846	Jul. 16, 1895	R. Diesel	Method and Apparatus for Converting Heat to Work
	597,860	Jan. 25, 1898	S. Rolfe	Explosion Engine
	607,580	Jul. 19, 1898	L.J. Wing	Gas Engine
	610,004	Aug. 30, 1898	A.H. Dingman	Gas Engine
	864,877	Sep. 03, 1907	E.J. Woolf	Explosive Engine

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