United States Patent 3285797
Inventors:
Harrison, Wayne T.
Carrigan, Raymond J.
Publication Date:
11/15/1966
Assignee:
BIGELOW SANFORD INC
Other Classes:
139/401, 156/72, 428/97, 112/410
International Classes:
D03D27/00; D03D39/02; D04H11/00; D03D39/00