Patents for Cleveland Stone Co.


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Patents for Cleveland Stone Co.
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	555,586	Mar. 03, 1896	S.C. Schofield	Frame for grindstones
	981,810	Jan. 17, 1911	D.I. Sterling	Grindstone Attachment
	1,268,967	Jun. 11, 1918	J.W. Hampton	Grinding Machine