ROOFING MEMBRANE WITH FIBROUS REINFORCING MATERIAL
United States Patent 3455076
Inventors:
Clarvoe, George W.
Publication Date:
07/15/1969
Assignee:
Johns, Manville
Other Classes:
428/167, 52/403.100, 52/309.800, 52/408
International Classes:
E04D5/10; E04D5/12; E04D13/17; E04D5/00; E04D13/00; E04B1/62; E04D13/16; E04D5/00