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Patents for Willard H. Griffin
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
499,919	Jun. 20, 1893	E.P. Nichols, W.H. Griffin	Adjustable Wrench	socket wrenches
499,920	Jun. 20, 1893	E.P. Nichols, W.H. Griffin	Adjustable Wrench	brace wrenches

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