Title:
Sheet panel structure
United States Patent 3417519


Inventors:
Hitter, Joseph S.
Application Number:
US50058565A
Publication Date:
12/24/1968
Filing Date:
10/22/1965
Assignee:
JOSEPH S. HITTER
Primary Class:
Other Classes:
52/75, 52/530, 52/781
International Classes:
E04C2/32; E04D3/362; E04D13/158
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US Patent References:
Foreign References:
AU239834B