Air vent

Details Air vent Air vent

2007-07-24

2007-07-24

Zarfas, Louis (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

Design Patent

active

29233696

CLAIM:
The ornamental design for an air vent, as shown and described.

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patent: D363773 (1995-10-01), Nishizawa
patent: D373184 (1996-08-01), Nishizawa
patent: D455390 (2002-04-01), Granzeier et al.
patent: 6887147 (2005-05-01), Thomassin et al.

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