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All Patents in class 123/78A
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	241,707	May 17, 1881	N.A. Otto	Gas Motor Engine
	336,505	Feb. 16, 1886	J. Atkinson	Gas Engine
	652,382	Jun. 26, 1900	J.H. Atterbury	Gas Engine
	657,226	Sep. 04, 1900	M.F. Marmonier	Multiple-Piston Explosion-Motor
	661,300	Nov. 06, 1900	F.L. Antisell, T.M. Antisell	Explosive-Gas Engine

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