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Patents for Decatur Coffin Co.
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	306,096	Oct. 07, 1884	C.H. Olson	Screw-driver
	402,538	Apr. 30, 1889	C.H. Olson	Tool-driver
	422,520	Mar. 04, 1890	O.Z. Greene	Screw-driver

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