Patents for J. B. Harsh


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Patents for J. B. Harsh
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	87,833	Mar. 16, 1869	J.B. Fink	Spindle Wrench
	101,938	Apr. 12, 1870	R.H. Strong	Improvement in saw-filing machine
	493,273	Mar. 14, 1893	M.F. Killinger	Ratchet Wrench