Jamb assembly
United States Patent 2582468
US Patent References:
Door
- - 1619578

Corner connection for metal frames
- - 1808336

Wall sheathing
- - 2209375


Inventors:
Joseph, Sylvan
Publication Date:
01/15/1952
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Assignee:
Joseph, Sylvan
Primary Class:
52/211
Other Classes:
52/800.180
International Classes:
E06B1/32; E06B1/04