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All Patents in class 92/166
Patents 1 - 6 of 6
Picture	Number	Date	Patentee	Title
	132,267	Oct. 15, 1872	J.R. Eichenberger	Improvement in Reciprocating Steam Engines
	260,598	Jul. 04, 1882	J.A. Miller	Traction Engine
	1,687,369	Oct. 09, 1928	F.J. Lapointe	Hydraulic broaching machine
	2,295,161	Sep. 08, 1942	H.C. Clay	Hydraulic Control Mechanism
	2,882,760	Apr. 21, 1959	L.A. Leifer	Infinitey Variable Incremental Feed Control
	3,913,451	Oct. 21, 1975	D.I. McDonald	Hydraulic Cylinder with Cushioning Means

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