Patents for Jacob J. Greene


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Patents for Jacob J. Greene
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	239,881	Apr. 05, 1881	C.C. Strong, D.B. Turnbull, C. Seymour	Mortising machine
	260,127	Jun. 27, 1882	C. Seymour	Proportional balance