All Patents in class 60/450


	Home\| FAQ	Search:Advanced\|Person\|Company\| Type\|Class	Login


Quick search:	Patent number:	Patent Date:

All Patents in class 60/450
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	1,998,004	Apr. 16, 1935	H. Ernst	Differential Hydraulic Speed Gear
	2,921,439	Jan. 19, 1960	F.G. Krafft	Pump Control
	3,015,212	Jan. 02, 1962	W. Ernst, F.G. Krafft	Pump Control
	3,429,123	Feb. 25, 1969	R.K. Burroughs	Speed control system