Coping structures
United States Patent 2855776
US Patent References:
Coping
- - 2554779

Window sill
- - 2697932


Inventors:
Trostle, John W.
Publication Date:
10/14/1958
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Assignee:
ALUMINUM CO OF AMERICA
Primary Class:
52/97
Other Classes:
52/698, 52/300
International Classes:
E04D3/40; E04D13/155; E04D13/15