Title:
Header construction for unit heater coil
United States Patent 3223155
US Patent References:
/0118779.html
- - 0118779

/1288055.html
- - 1288055

Water heater
- - 1922581

Ventilating unit
- - 2159913

Annular core heater
- - 2260594


Inventors:
Hubbard, Arthur F.
Publication Date:
12/14/1965
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Assignee:
AMERICAN AIR FILTER CO
Primary Class:
165/176
Other Classes:
165/181, 165/DIG.472, 165/125, 122/360
International Classes:
F28D1/02; F28F9/02
US Patent References:
2863645Heat exchanger mounting
2934321Connecting plate assembly for plate heat exchangers
2952446Heating and cooling alternator valve
Foreign References:
GB616659A