Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Design Patent
1999-12-30
2001-10-30
Lichtenstein, Lisa (Department: 2911)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Design Patent
active
D0449878
CLAIM:
The ornamental design for a filter cassette, as shown and described.
REFERENCES:
patent: 1968436 (1934-07-01), Bishop
patent: 5462569 (1995-10-01), Benjamin
patent: 5782944 (1998-07-01), Justice
Birch & Stewart Kolasch & Birch, LLP
King Wall AB
Lichtenstein Lisa
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