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Patents for James McEwan
Patents 1 - 10 of 20
Picture	Number	Date	Patentee	Title
	2,535,439	Dec. 26, 1950	J. McEwan	Saw sharpener
	2,580,812	Jan. 01, 1952	J. McEwan	Saw holder
	2,581,683	Jan. 08, 1952	J. McEwan	Variable-speed drive
	2,590,992	Apr. 01, 1952	J. McEwan	Saw sharpener
	2,607,243	Aug. 19, 1952	J. McEwan	Saw sharpener
	2,625,842	Jan. 20, 1953	J. McEwan	Saw sharpening machine
	2,630,721	Mar. 10, 1953	J. McEwan	Saw sharpener
	2,741,143	Apr. 10, 1956	J. McEwan	Saw sharpener
	2,775,146	Dec. 25, 1956	J. McEwan	Saw sharpener
	2,780,945	Feb. 12, 1957	J.A. Wilhelm, J. McEwan	Saw sharpener

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