Title:
FASTENER FOR HOLDING FLEXIBLE SHEET MATERIAL AND METHOD FOR RETAINING SUCH MATERIAL
United States Patent 3462803
Inventors:
Horton, Robert C.
Publication Date:
08/26/1969
Other Classes:
24/693, 156/73.100, 24/114.600, 264/445
International Classes:
A41H37/00; B29C65/08; A44B21/00