Felted product
United States Patent 2336797

Inventors:
William, Maxwell Robert
Publication Date:
12/14/1943
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Assignee:
Pont DU.
Primary Class:
442/324
Other Classes:
260/DIG.023, 55/528, 210/508, 264/122, 28/103, 210/504
International Classes:
D04H1/06; D04H1/54; D04H1/00