Title:
Wall and ceiling construction
United States Patent 1993792
Inventors:
Manske, Fred A.
Gibson, Oliver E.
Publication Date:
03/12/1935
Export Citation:
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Assignee:
UNITED STATES GYPSUM CO
Primary Class:
52/346
Other Classes:
52/241, 52/354
International Classes:
E04F13/04; E04F13/02
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