Method for producing crimped filaments
United States Patent 2875019

Inventors:
Spohn, James E.
Smith, Walter J.
Publication Date:
02/24/1959
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Assignee:
FIRESTONE TIRE & RUBBER CO
Primary Class:
Other Classes:
8/DIG.021, 8/DIG.004, 8/130.100, 8/151.200, 264/178F, 264/210.300, 8/DIG.010
International Classes:
D01D5/22; D01D5/00