Window fan

Details Window fan Window fan

1996-01-16

1998-09-29

Lichtenstein, Lisa

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

D23370, D23381, 2304

Patent

active

D03989828

REFERENCES:
patent: D325629 (1992-04-01), Coup et al.
patent: D345011 (1994-03-01), O'Grady
patent: D346441 (1994-04-01), Wang
patent: D372771 (1996-08-01), Wang et al.
patent: 5190496 (1993-03-01), Shih-Chin
patent: 5382136 (1995-01-01), Wang

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