Ventilation apparatus

Details Ventilation apparatus Ventilation apparatus

2007-02-13

2007-02-13

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

29235365

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

REFERENCES:
patent: D223918 (1972-06-01), Gray
patent: D282101 (1986-01-01), Yuen
patent: D282102 (1986-01-01), Yuen
patent: D291350 (1987-08-01), Sherman et al.
patent: D296467 (1988-06-01), Wen-Ying
patent: D312683 (1990-12-01), Brookshire et al.
patent: D313069 (1990-12-01), McCormick
patent: D327946 (1992-07-01), Barre
patent: D340971 (1993-11-01), Pirro
patent: D354803 (1995-01-01), Huang
patent: D367525 (1996-02-01), Gruebel
patent: D377974 (1997-02-01), Wasser
patent: D402741 (1998-12-01), Chen

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