Patents for Howard Roy Stacks


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Patents for Howard Roy Stacks
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	835,373	Nov. 06, 1906	H.R. Stacks	Friction-clutch
	890,810	Jun. 16, 1908	H.R. Stacks	Friction-clutch
	924,397	Jun. 08, 1909	H.R. Stacks	Friction-clutch