Title:
Double wall construction
Document Type and Number:
United States Patent 2261510
Inventors:
Edward, Atcheson James
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Publication Date:
11/04/1941
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Referenced by:
Export Citation:
Assignee:
Edward, Atcheson James
Primary Class:
Other Classes:
52/289, 52/715, 52/92.100, 52/442, 52/425, 52/712, 52/564
International Classes:
E04B1/41; E04B1/70