Filter Apparatus

Details Filter Apparatus Filter Apparatus

1999-12-01

2002-04-16

Lichtenstein, Lisa (Department: 2911)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

Design Patent

active

D0455826

CLAIM:
The ornamental design for filter apparatus, as shown and described.

REFERENCES:
patent: 4364751 (1982-12-01), Copley
patent: 5512074 (1996-04-01), Hanni et al.
patent: 5683479 (1997-11-01), Gillingham et al.
patent: 6113674 (2000-09-01), Graham et al.

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