Frenzelit Asbestwerke GmbH & Co. KG

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Bad Berneck, DE

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Patents Grantslast 30 patents

Information Patent Grant
Flat sealing material made of a soft substance, particularly for th...
- Patent number 4,748,075
- Issue date May 31, 1988
- Goetze AG
- Horst Beyer
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE