Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Design Patent
2000-02-23
2001-08-21
Siegel, Mitchell (Department: 2912)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Design Patent
active
D0446850
CLAIM:
The ornamental design of a louvered ventilation panel, as shown and described.
REFERENCES:
patent: D. 103308 (1937-02-01), Covell
patent: D. 285830 (1986-09-01), Daily et al.
patent: 3783637 (1974-01-01), Woods
patent: 4174204 (1979-11-01), Chase
Arlotta Angelo
Kiesekamp David
Schmidt Bevin
Alcatel Canada Inc.
Larson & Taylor PLC
Siegel Mitchell
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