Window construction
United States Patent 1942200

Inventors:
Erich, Brust
Publication Date:
01/02/1934
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Assignee:
Erich, Brust
Primary Class:
52/476
Other Classes:
52/202, 49/464
International Classes:
E06B3/00; E06B3/38; E06B5/00; E06B3/32