Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Design Patent
2001-05-10
2002-06-04
Lichtenstein, Lisa (Department: 2911)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Design Patent
active
D0458357
CLAIM:
The ornamental design for a fan filter, as shown and described.
REFERENCES:
patent: 4477272 (1984-10-01), Hollis
patent: D372079 (1996-07-01), Fago et al.
patent: D408513 (1999-04-01), Reede
patent: 6045329 (2000-04-01), Sobala
patent: D434484 (2000-11-01), Reede
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