Protective HVAC duct cover

Details Protective HVAC duct cover Protective HVAC duct cover

2003-05-21

2004-07-27

Zarfas, Louis S. (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

Design Patent

active

D0493517

CLAIM:
The ornamental design for a protective HVAC duct cover, as shown and described.

REFERENCES:
patent: D392263 (1998-03-01), Carlson et al.
patent: D402845 (1998-12-01), Hanzok

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