Title:
BARREL FINISHING MEDIA
United States Patent 3428443

Inventors:
Davis Jr., Howard F.
Publication Date:
02/18/1969
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Assignee:
CARBORUNDUM CO
Primary Class:
51/309
Other Classes:
451/32, 264/639, 51/293
International Classes:
B24B31/14; B24B31/00; C04B31/18; C04B31/16; C04B31/02




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