Patents for B. W. Sommers


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Patents for B. W. Sommers
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	460,047	Sep. 22, 1891	L. d'Auria	Bench-dog
	504,742	Sep. 12, 1893	F. Pearn, W.A. Pearn	Machine for Boring Cylinders and Turning the Flanges Thereof