Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Design Patent
2003-06-18
2004-03-02
Lichtenstein, Lisa (Department: 2911)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Design Patent
active
D0487310
CLAIM:
The ornamental design for a fan casing with air flow rib structure, as shown and described.
REFERENCES:
patent: 5335722 (1994-08-01), Wu
patent: D461238 (2002-08-01), Horng
patent: 6493225 (2002-12-01), Chuang et al.
Chou Yu-Hsun
Li Nien-Lun
Wang Fu-Yin
Datech Technology Co., Ltd.
Lichtenstein Lisa
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