Title:
Grinding disc
Document Type and Number:
United States Patent 2749681
Inventors:
Fritz, Reidenbach
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Publication Date:
06/12/1956
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Referenced by:
Export Citation:
Assignee:
Stephen, Sohne U. A.
Primary Class:
Other Classes:
451/550, D07/414
International Classes:
B24D7/12; B24D7/00
US Patent References: