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Patents for Charles L. Dunham
Patents 1 - 6 of 6
Picture	Number	Date	Patentee	Title
	332,191	Dec. 08, 1885	C.L. Dunham	Pipe Wrench
	404,781	Jun. 04, 1889	C.L. Dunham	Pipe Wrench
	404,789	Jun. 04, 1889	C.L. Dunham	Pipe Wrench
	542,012	Jul. 02, 1895	C.L. Dunham	Pipe Wrench
	563,848	Jul. 14, 1896	C.L. Dunham	Sucker Rod Wrench
	632,555	Sep. 05, 1899	C.L. Dunham	Wrench For Well-Drilling Tools

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