Patents for Silas D. Wright


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Patents for Silas D. Wright
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	861,714	Jul. 30, 1907	H.C. Dudgeon	Hydraulic jack
	876,920	Jan. 14, 1908	J. Weeks	Hydraulic jack, punch, and similar machine