Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1982-01-08
1984-07-03
Kemper, Catherine E.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02745526
REFERENCES:
patent: D199219 (1964-09-01), Evans
patent: D227571 (1973-07-01), Cook
patent: D246252 (1977-11-01), Schade
Sears Fall and Winter 1972-p. 1067-Heater #34H7250.
Washington Post, Jan. 9, 1974, Sec:A-S-Mark VI heater.
Beall, Jr. Thomas E.
John Manufacturing Limited
Kemper Catherine E.
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