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Patents for Harrisburg Foundry & Machine Works
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	89,130	Apr. 20, 1869	D.C. Cumings	Improvement in vises
	133,054	Nov. 12, 1872	G.W. Reisinger	Improvement in piston-packing
	367,912	Aug. 09, 1887	M.E. Hershey	Traction Engine
	479,273	Jul. 19, 1892	M.E. Hershey	Piston-valve
	603,189	Apr. 26, 1898	M.E. Hershey, B.T. Allen	Motor-governor

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