Title:
NONWOVEN FABRIC WITH COLUMNAR BONDS
United States Patent 3459627
US Patent References:
Non-woven fabrica
- - 3117055

Synthetic felts
- - 2774129

Felt-like products
- - 2774128


Inventors:
Vosburgh Sr., William George
Publication Date:
08/05/1969
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Assignee:
Pont DU.
Primary Class:
428/198
Other Classes:
156/209, 442/359, 156/181
International Classes:
D02H13/28; D04B27/00; D04H3/16; D02H13/00; B32B7/14; D04H1/06




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