Title:
Air circulating device
Document Type and Number:
United States Patent 2158074
Inventors:
Kilb, Francis C.
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Publication Date:
05/16/1939
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Referenced by:
Export Citation:
Assignee:
Kilb, Francis C.
Primary Class:
Other Classes:
49/87.100
International Classes:
F24F7/013; F24F13/20; F24F13/00