All Patents in class 266/133


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All Patents in class 266/133
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	1,769,053	Jul. 01, 1930	T.W. Clark	Furnace
	2,523,883	Sep. 26, 1950	M. Garvin, D.M. Strauchen	Heat Treating Machine
	2,555,517	Jun. 05, 1951	M. Garvin, D.M. Strauchen	Automatic Heat Treating Machine
	2,665,126	Jan. 05, 1954	E.G. Roehm	Crankshaft Pin Hardening Machine