Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1993-08-20
1995-02-28
Lichtenstein, Lisa P.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
D23370
Patent
active
D03559629
REFERENCES:
patent: D186595 (1959-11-01), Monson
patent: D274353 (1984-06-01), Hoyle et al.
patent: D274837 (1984-07-01), Lynch et al.
patent: D343448 (1994-01-01), Jursich et al.
patent: D343677 (1994-01-01), Gyori et al.
patent: 4629482 (1986-12-01), Davis
Advertisement from Service.RTM. Merchandise 1993/1994 catalog for Enviracaire.RTM. air cleaners which purportedly embody Davis U.S. Pat. No. 4,629,482.
Chiu Bernard
O'Grady Richard M.
Wang Jui-Shang
Duracraft Corp.
Lichtenstein Lisa P.
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