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Patents for Henry H. Cummings
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	427,557	May 13, 1890	H.H. Cummings	Rivet-setting machine
	529,713	Nov. 27, 1894	H.H. Cummings	Speed Changing and Reversing Mechanism
	529,714	Nov. 27, 1894	H.H. Cummings	Speed Changing and Reversing Mechanism

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