Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Design Patent
1999-10-27
2001-10-23
Lichtenstein, Lisa (Department: 2911)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Design Patent
active
D0449678
CLAIM:
The ornamental design for a heat shield air filter, as shown and described.
REFERENCES:
patent: D. 428128 (2000-07-01), Gillingham et al.
Lichtenstein Lisa
Renz, Jr. P.C. Eugene E.
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