Method of manufacturing a structural panel
United States Patent 2839812
Inventors:
Berliner, Henry A.
Publication Date:
06/24/1958
Assignee:
Berliner, Henry A.
Other Classes:
264/254, 52/783.170, 264/267, 264/256, 52/602
International Classes:
B28B1/16; B28B23/02; E04C2/06