Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Design Patent
2006-07-04
2006-07-04
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
D0524435
CLAIM:
The ornamental design for an air flow reducer disk, as shown and described.
REFERENCES:
patent: 1722590 (1929-07-01), Miller
patent: D281194 (1985-10-01), Artwick
patent: D281273 (1985-11-01), Artwick
patent: 4779518 (1988-10-01), Artwick et al.
patent: D427303 (2000-06-01), Brown
patent: D508122 (2005-08-01), Murphy
Linn Dennis P.
Linn Patrick M.
Husar C. J.
Oliver Catherine R.
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