Title:
Hot air furnace
United States Patent 2263732
Inventors:
Johnston, James O.
Publication Date:
11/25/1941
Export Citation:
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Assignee:
CITY FUEL OIL AND COAL COMPANY
Primary Class:
126/110R
Other Classes:
55/467.1, 55/481
International Classes:
F24H3/06; F24H3/02
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