Title:
Recessed roof-mounted heater
United States Patent 3270738

Inventors:
Nielsen, Rodney A.
Publication Date:
09/06/1966
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Assignee:
Nielsen, Rodney A.
Primary Class:
126/110AA
Other Classes:
237/48, 165/53, 62/259.100
International Classes:
F23D14/18; F24D5/00; F24F5/00; F24H3/06; F24H3/02
US Patent References:
2809812Self-contained air conditioning apparatus for use in the roof hatch of a railway refrigerator car or the like
2817217Air conditioning means
Foreign References:
DE505042C