Ralph Berkemann

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Morlenbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Depth air filter having fibers intertwined by liquid-jetting
- Patent number 6,387,141
- Issue date May 14, 2002
- Firma Carl Freudenberg
- Anthony Hollingsworth
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS