All Patents in class 91/415


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All Patents in class 91/415
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	1,987,186	Jan. 08, 1935	R.E. Flanders	Hydraulic Transmission
	2,172,981	Sep. 12, 1939	G.F. Maglott	Fluid Pressure Driving and Reversing Mechanism
	2,502,547	Apr. 04, 1950	C.E. Adams	Hydraulic apparatus
	2,505,223	Apr. 25, 1950	F.R. Whitcomb	Glazing and polishing machine