Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Design Patent
2003-06-13
2004-07-13
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
D0492988
CLAIM:
I claim the ornamental design for a monostrand duct, as shown and described.
REFERENCES:
patent: 5439035 (1995-08-01), Dal Palu
patent: D400670 (1998-11-01), Sorkin
patent: 6659135 (2003-12-01), Sorkin
patent: 6666233 (2003-12-01), Sorkin
Delehanty Robert A
Harrison & Egbert
Zarfas Louis S,.
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