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All Patents in class 451/321
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	523,908	Jul. 31, 1894	C.N. Sly	Machine for Sharpening Shears
	5,018,315	May 28, 1991	L.G. Lee, F.A. McLean, J.H. Gagnon	Apparatus for holding and storing sharpening stones

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