Electric heater

Details Electric heater Electric heater

2007-12-18

2007-12-18

Zarfas, Louis S. (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Stabile space heater

Design Patent

active

29260823

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

REFERENCES:
patent: 2030316 (1936-02-01), Opitz
patent: 2440018 (1948-04-01), Oetjen
patent: D361832 (1995-08-01), Cunning
patent: D396415 (1998-07-01), Kuo
patent: D398008 (1998-09-01), Yamakawa et al.
patent: D398387 (1998-09-01), Wan
patent: D431640 (2000-10-01), Rong
patent: D507338 (2005-07-01), Blateri
patent: D507635 (2005-07-01), Blateri
patent: D510988 (2005-10-01), Blateri
patent: D513069 (2005-12-01), Blateri
patent: D532880 (2006-11-01), Ching

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