Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1994-10-03
1997-06-17
Lichtenstein, Lisa P.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
D23371, 2304
Patent
active
D03800440
REFERENCES:
patent: 3934383 (1976-01-01), Perry et al.
patent: 4130966 (1978-12-01), Kujawa, Jr. et al.
patent: 4287816 (1981-09-01), Riccard
patent: 5326313 (1994-07-01), Miniat
Cona Franklin J.
Lichtenstein Lisa P.
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