Window construction
United States Patent 2317312

Inventors:
Swanson, Earl C.
Fredricksen, Vernon P.
Craig, Gaskell Perry
Publication Date:
04/20/1943
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Assignee:
ANDERSEN CORP
Primary Class:
49/130
Other Classes:
49/483.100, 49/449, 292/347, 49/484.100, 49/214
International Classes:
E06B3/46; E06B3/32