All Patents in class 91/344


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All Patents in class 91/344
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	168,215	Sep. 28, 1875	H.J. Behrens	Improvement in valve-gears
	178,714	Jun. 13, 1876	H.J. Behrens	Improvement in valve-gears for direct-acting engines
	3,016,016	Jan. 09, 1962	H. Horlacher	Reciprocating Pump