PROCESS FOR STRETCHING FILAMENTS
United States Patent 3452131
Inventors:
Geerdes, James Divine
Kuechler, William Lewis
Publication Date:
06/24/1969
Other Classes:
264/288.800, 264/290.700, 264/290.500, 425/66
International Classes:
D02J1/22; D01D5/12; D02J1/22; D01D9/08