All Patents in class 123/58.1


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All Patents in class 123/58.1
Patents 31 - 33 of 33
Number	Date	Patentee	Title	Type
2,154,249	Apr. 11, 1939	F.P. Porter	Internal Combustion Engine	internal combustion engines
D131,705	Mar. 24, 1942	H. Schreck	Single Cylinder Engine	internal combustion engines
D141,719	Jun. 26, 1945	H. Dreyfuss	Diesel Engine	diesel engines