Title:
Panel construction having a cellular core
United States Patent 2840430
Inventors:
Ephraim, Winer
Publication Date:
06/24/1958
Export Citation:
Assignee:
NAT PLASTIC PRODUCTS COMPANY
Primary Class:
Other Classes:
52/793.1, 52/802.1
International Classes:
E04C2/36; E04C2/34
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US Patent References:
Foreign References:
GB429301A