METHOD AND APPARATUS FOR MAKING FILAMENTOUS PRODUCTS
United States Patent 3506420
Inventors:
Jackson Jr., Robert L.
Kovreg, Louis A.
Publication Date:
04/14/1970
Assignee:
AMERICAN AIR FILTER CO
Other Classes:
156/167, 65/535, 242/472.800, 156/174, 428/292.100, 242/476.700
International Classes:
B65H57/16; D04H3/02; B65H57/00