Patents for John Colville


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Patents for John Colville
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	25,996	Nov. 01, 1859	J. Colville	Method of adjusting circular saws
	339,045	Mar. 30, 1886	J. Colville	Return-crate
	410,784	Sep. 10, 1889	J. Colville	Machine for boring and trimming slats