Window fan

Details Window fan Window fan

1998-02-04

2000-05-30

Lichtenstein, Lisa

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

D23353, 2304

Patent

active

D04259785

REFERENCES:
patent: D329283 (1992-09-01), Maiellano, Jr. et al.
patent: 2456391 (1948-12-01), Davies
patent: 3275224 (1966-09-01), Bush

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