Frame construction
United States Patent 3028638
US Patent References:
Double glazed window
- - 2049528


Inventors:
Goellner, John A.
Publication Date:
04/10/1962
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Assignee:
Monarch, Metal Weatherstrip Cor
Primary Class:
52/800.140
Other Classes:
29/462, 29/453, 52/203
International Classes:
E06B3/96