Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1995-05-23
1998-06-09
Lichtenstein, Lisa
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
D23381, 2304
Patent
active
D03950808
REFERENCES:
patent: D101225 (1936-09-01), Knapp
patent: D104064 (1937-04-01), Hamilton
patent: D148542 (1948-02-01), Hutcheson
patent: 2102418 (1937-12-01), Kirsch
Gresens Stanley
Jane Rodney B.
Longan John
Wang Jui-Shang
Duracraft Corp.
Lichtenstein Lisa
Toupal John E.
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