Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Design Patent
2007-01-16
2007-01-16
Lichtenstein, Lisa (Department: 2916)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Design Patent
active
29240523
CLAIM:
The ornamental design for a smoke exhauster, as shown and described.
REFERENCES:
patent: D325966 (1992-05-01), Wei
patent: D395495 (1998-06-01), Wu
patent: 6216686 (2001-04-01), Chiu
Chiang Chao Cheng
Chiang Chi Shyong
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