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Patents for E. F. Dowling
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	D19,629	Jan. 28, 1890	H.C. Marsh	Design for a miter-box
	431,606	Jul. 08, 1890	H.E. Harbaugh, G.W. Midgley	Drilling-machine
	441,909	Dec. 02, 1890	L. Walkup	Pantograph
	462,397	Nov. 03, 1891	G. Dalin	Drilling-machine

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