All Patents in class 15/181


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All Patents in class 15/181
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
1,174,488	Mar. 07, 1916	O. Geiger, R. Radinse	Brush	grinding wheels
2,124,114	Jul. 19, 1938	A.W. L'Hommedieu	Buffing or polishing wheel	polishing and deburring wheels