Title:
Polishing pad
United States Patent 2098966

Inventors:
Kingman, Russell B.
Publication Date:
11/16/1937
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Assignee:
Kingman, Russell B.
Primary Class:
401/8
Other Classes:
401/34, 15/224, 401/262, 15/227, 15/209.100, 401/196
International Classes:
A47L13/17; A47L13/16