Patents for Charles F. Barter


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Patents for Charles F. Barter
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	413,316	Oct. 22, 1889	W.J. Dobson	Counterbore Auger Attachment
	431,568	Jul. 08, 1890	H. Esser	Measuring-Scale
	431,719	Jul. 08, 1890	A.H. George	Hand Screw