Patents for John L. Smithmyer


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Patents for John L. Smithmyer
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	46,428	Feb. 14, 1865	C.P. Wiggins	Improvement in sawing machines
	78,915	Jun. 16, 1868	E.C. Atkins	Improvement in machines for polishing metal plates