Title:
Composite abrasive grindstones
United States Patent 3310916
Inventors:
Guillermo, Nussbaum-christmann
Publication Date:
03/28/1967
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Assignee:
Guillermo, Nussbaum-christmann
Primary Class:
451/543
International Classes:
B24D5/06; B24D5/16; B24D5/00
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US Patent References:
2032484Segmental grinding wheel
Foreign References:
GB319469A