Heater fan

Details Heater fan Heater fan

2007-10-30

2007-10-30

Zarfas, Louis S. (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Portable

Design Patent

active

29243107

CLAIM:
The ornamental design for a heater fan, as shown and described.

REFERENCES:
patent: D45317 (1914-02-01), Warner
patent: D150360 (1948-07-01), Hutcheson
patent: 2504785 (1950-04-01), Aufiero
patent: D159008 (1950-06-01), Seil et al.
patent: 2606273 (1952-08-01), Franklin
patent: 4253012 (1981-02-01), Hughes
patent: D374071 (1996-09-01), Wang et al.
patent: D434132 (2000-11-01), Shapiro
patent: 6397002 (2002-05-01), Bucher et al.
patent: D467326 (2002-12-01), Shapiro
patent: D483468 (2003-12-01), Wong
patent: D531718 (2006-11-01), Bucher et al.

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