Flexible duct

Details Flexible duct Flexible duct

2008-04-15

2008-04-15

Simmons, Ian (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

Design Patent

active

D0566826

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

REFERENCES:
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patent: D400670 (1998-11-01), Sorkin
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patent: D425184 (2000-05-01), Lidgett
patent: D531708 (2006-11-01), Wagner et al.
patent: 2002/0083991 (2002-07-01), Sorkin
patent: 2003/0172981 (2003-09-01), Gibson
patent: 2007/0220732 (2007-09-01), Liebson

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