Air purifier

Details Air purifier Air purifier

2001-06-26

2002-05-14

Lichtenstein, Lisa (Department: 2911)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

Design Patent

active

D0457230

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

REFERENCES:
patent: D307180 (1990-04-01), Luthy
patent: D374713 (1996-10-01), Ford et al.

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