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Patents for Melvin F. Colby
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	603,395	May 03, 1898	S.A. Baker, M.F. Colby	Separating oil from metal cuttings
	686,917	Nov. 19, 1901	S.A. Baker	Separating oil from metal cuttings

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