Air purifier

Details Air purifier Air purifier

2008-03-04

2008-03-04

Muller, David G (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

Design Patent

active

29265063

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

REFERENCES:
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patent: D351932 (1994-11-01), Ito et al.
patent: D377213 (1997-01-01), Wang
patent: D380254 (1997-06-01), Chiang
patent: D390570 (1998-02-01), Read
patent: D395704 (1998-06-01), Thomas et al.
patent: D396097 (1998-07-01), Thomas et al.
patent: D399943 (1998-10-01), Ko
patent: D431644 (2000-10-01), Huang
patent: D516056 (2006-02-01), Hsiau
patent: D522115 (2006-05-01), Chen

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