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All Patents in class 123/78R
Patents 1 - 4 of 4
Number	Date	Patentee	Title	Type
291,102	Jan. 01, 1884	J. Spiel	Gas Motor	gas and gasoline engines
569,918	Oct. 20, 1896	H.C. Hart	Gas Engine	gas and gasoline engines
661,865	Nov. 13, 1900	N.A. Guillaume	Gas Motor	gas and gasoline engines
1,525,956	Feb. 10, 1925	C.E. Sargent	Internal Combustion Engine	gas and gasoline engines

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