Title:
NONWOVEN FABRIC WITH COLUMNAR BONDS
United States Patent 3459627


Inventors:
Vosburgh Sr., William George
Application Number:
US37470464A
Publication Date:
08/05/1969
Filing Date:
06/12/1964
Assignee:
Pont DU.
Primary Class:
Other Classes:
156/181, 156/209, 442/359
International Classes:
D02H13/28; D04B27/00; D04H3/16; (IPC1-7): D04H1/06; B32B7/14
View Patent Images:
US Patent References:
3117055Non-woven fabrica1964-01-07
2774129Synthetic felts1956-12-18
2774128Felt-like products1956-12-18