Electric fan

Details Electric fan Electric fan

1992-11-12

1994-11-22

Lichtenstein, Lisa P.

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

D23378

Patent

active

D03527751

REFERENCES:
patent: D307470 (1990-04-01), Utsuki et al.
patent: D314048 (1991-01-01), Leon, Jr.

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