Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1990-08-09
1992-04-21
Gandy, James M.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Patent
active
D03256286
REFERENCES:
patent: D152397 (1949-01-01), Damond
patent: D195287 (1963-05-01), Downing
patent: D256273 (1980-08-01), Townsend et al.
patent: D308416 (1990-06-01), Brumbach
patent: 3259996 (1966-07-01), Hull et al.
patent: 3540429 (1970-11-01), Svensson et al.
patent: 3927300 (1975-12-01), Wada et al.
Gandy James M.
Lichtenstein Lisa
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