Patents for DeWitt C. Cumings


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Patents for DeWitt C. Cumings
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	13,385	Aug. 07, 1855	D.C. Cumings	Straw-cutter
	RE847	Nov. 08, 1859	D.C. Cumings	Improvement in straw-cutters
	RE1,911	Mar. 28, 1865	D.C. Cumings	Improvement in straw-cutters
	89,130	Apr. 20, 1869	D.C. Cumings	Improvement in vises