STRUCTURAL SYSTEMS EMPLOYING FOAMING-IN-PLACE
United States Patent 3511007
Inventors:
Babcock, Henry N.
Publication Date:
05/12/1970
Assignee:
Henry, Babcock N.
Other Classes:
427/373, 156/71, 428/314.400, 52/396.040, 156/92, 156/78
International Classes:
E04B1/62; E04C2/292; E04D7/00; E04D13/16; E04C2/26; E04B1/64; E04C5/20; B32B5/20