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Heiko Knust
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Laudenbach, DE
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last 30 patents
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Patent Grant
Cassette filter
Patent number
7,135,052
Issue date
Nov 14, 2006
Carl Freudenberg KG
Michael Meierhoefer
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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last 30 patents
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Patent Application
Cassette filter
Publication number
20040172926
Publication date
Sep 9, 2004
Michael Meierhoeffer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL