All Patents in class 60/456


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All Patents in class 60/456
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	2,396,147	Mar. 05, 1946	W.G. Baldenhofer	Cooling System for Hydraulically-Operated Machine Tools
	2,474,706	Jun. 28, 1949	G.A. Wahlmark	Hydraulic transmission
	2,921,437	Jan. 19, 1960	E.J. Svenson	Material Working Apparatus