Patents for Prentice Brothers Co.


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Patents for Prentice Brothers Co.
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	572,445	Dec. 01, 1896	B.W. Prentice	Sectional expansion-tap
	728,279	May 19, 1903	A.E. Newton	Change Gearing for Lathes
	1,031,284	Jul. 02, 1912	A.E. Newton	Lathe