Title:
Sheath and core textile filament
United States Patent 2987797
US Patent References:
Method of making synthetic materials such as fibers
- - 2327872
Artificial filaments
- - 2428046
Crimped artificial filament
- - 2517694
Filaments containing fillers
- - 2612679
Polymeric filaments
- - 2674025
Method of making synthetic materials such as fibers
- - 2327872
Artificial filaments
- - 2428046
Crimped artificial filament
- - 2517694
Filaments containing fillers
- - 2612679
Polymeric filaments
- - 2674025
Inventors:
Breen, Alvin L.
Publication Date:
06/13/1961
View Patent Images:
Export Citation:
Assignee:
Pont DU.
Primary Class:
Other Classes:
264/DIG.026, 264/172.160, 428/395, 264/172.170, 264/172.150, 264/172.180, 264/172.110, 264/168
International Classes:
D01D5/34; D01F8/04
US Patent References:
| 2716049 | Water-soluble yarn |
Foreign References:
| GB514638A | ||||
| DE744112C | ||||
| FR1124921A |