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Patents for William H. Spaulding
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	RE1,946	May 02, 1865	W. Trapp, Jr.	Improvement in barrel-machinery
	641,685	Jan. 23, 1900	C.A. Fogg	Right-Angled Boring-Bit Brace

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