Air purifier

Details Air purifier Air purifier

2007-07-24

2007-07-24

Tuttle, Catherine (Department: 2912)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

CD21S713000

Design Patent

active

29241057

CLAIM:
The ornamental design for an air purifier, as shown and described.

REFERENCES:
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patent: D460168 (2002-07-01), Chen
patent: 6428432 (2002-08-01), Kachel
patent: D468235 (2003-01-01), Yamazaki
patent: D521620 (2006-05-01), Tseng et al.
patent: 2002/0190464 (2002-12-01), Nakamoto et al.
patent: 2004/0253904 (2004-12-01), Lin
patent: 2005/0043125 (2005-02-01), Nakano

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