Patents for C. E. Humphrey


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Patents for C. E. Humphrey
Patents 1 - 6 of 6
Picture	Number	Date	Patentee	Title
	660,618	Oct. 30, 1900	P.B. Bosworth	Device for truing commutators
	667,151	Jan. 29, 1901	J.R. Long	Vise
	667,152	Jan. 29, 1901	J.R. Long	Vise
	676,728	Jun. 18, 1901	J.O. Schmitt, E.E. Webster	Fillet Cutting Machine
	837,583	Dec. 04, 1906	M. Paridon	Match-machine
	1,250,565	Dec. 18, 1917	J.J. Crain	Driving mechanism