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Patents for H. M. Quackenbush
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	165,425	Jul. 13, 1875	H.M. Quackenbush	Improvement in metal-turning lathes
	172,052	Jan. 11, 1876	H.M. Quackenbush	Improvement in scroll-sawing machines

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