Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Design Patent
1999-09-10
2001-01-30
Lichtenstein, Lisa (Department: 2911)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Design Patent
active
D0437042
CLAIM:
The ornamental design for a radon fan, as shown and described.
REFERENCES:
patent: D. 381411 (1997-07-01), Kapturowski
Spruce Inline Fan Brochure Folder, 1998.
Fantech Sales Brochure, 1998.
Fantech Sales Brochure, 1994.
Continental Fan Sales Brochure, Approximately 1995.
Vent-Axia Sales Brochure, Approximately 1995.
Rosenberg Sales Brochure, Approximately 1990.
Fan America (Kanalflakt) Sales Brochure, Approximately 1990.
Nutone Sales Brochure, Approximately 1996.
Lichtenstein Lisa
Spruce Environmental Technologies, Inc.
Wolf Greenfield & Sacks P.C.
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