Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1993-06-11
1995-02-07
Lichtenstein, Lisa P.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
D23356
Patent
active
D03552489
REFERENCES:
patent: D198558 (1964-06-01), Grube
patent: D335341 (1993-05-01), O'Grady
O'Grady Richard M.
Wang Jui-Shang
Duracraft Corporation
Jarcho Harold G.
Lichtenstein Lisa P.
Toupal John E.
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