Patents for Elmer M. Cobb


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Patents for Elmer M. Cobb
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	709,873	Sep. 30, 1902	E.A. Spaulding, E.M. Cobb	Machinist's V-Block
	713,062	Nov. 11, 1902	E.M. Cobb	Machine for folding metal strips