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Felix Herberg
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Heppenheim, DE
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last 30 patents
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Patent Grant
Pocket filter element
Patent number
11,052,342
Issue date
Jul 6, 2021
Carl Freudenberg KG
Maik Sieh
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Pleated filter made of a multi-layer filter medium
Patent number
6,488,731
Issue date
Dec 3, 2002
Firma Carl Freudenberg
Wolfram Schultheiss
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
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Patent Application
POCKET FILTER ELEMENT
Publication number
20190070544
Publication date
Mar 7, 2019
Carl Freudenberg KG
Maik Sieh
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Pleated filter made of a multi-layer filter medium
Publication number
20020011051
Publication date
Jan 31, 2002
Wolfram Schultheib
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL