Window fan

Details Window fan Window fan

1998-12-11

2000-02-01

Lichtenstein, Lisa

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

D23351, D23370, D23381, 2304

Patent

active

D04201213

REFERENCES:
patent: D346208 (1994-04-01), Smith
patent: D389235 (1998-01-01), Jane et al.
patent: D398982 (1998-09-01), Jane et al.
patent: 5730651 (1998-03-01), Chen et al.

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