Patents for Walter B. Allen


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Patents for Walter B. Allen
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	252,597	Jan. 24, 1882	F.L. Coes, J.H. Coes	Screw Wrench
	D12,839	Mar. 28, 1882	V.F. Prentice	Design for an upright drilling machine
	265,704	Oct. 10, 1882	T.C. Rice	Carriage Wrench