Ventilator

Details Ventilator Ventilator

2006-05-09

2006-05-09

Oliver, Catherine R. (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

Design Patent

active

D0520626

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

REFERENCES:
patent: D222724 (1971-12-01), Zampetti et al.
patent: D222895 (1972-01-01), Zampetti et al.
patent: D338954 (1993-08-01), Brock
patent: D467330 (2002-12-01), Sears et al.
patent: D492401 (2004-06-01), Achen
patent: D493880 (2004-08-01), Achen
patent: D494669 (2004-08-01), Achen
patent: D507048 (2005-07-01), Achen

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