Air purifier

Details Air purifier Air purifier

1997-09-11

1998-07-14

Lichtenstein, Lisa

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

D23365, 2304

Patent

active

D03960978

REFERENCES:
patent: D344791 (1994-03-01), Cunning
patent: D374278 (1996-10-01), Ganor

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