Wolfgang Wensauer

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Gmund, DE

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Patents Grantslast 30 patents

Information Patent Grant
Papermaking mould for producing two-stage watermarks and method for...
- Patent number 8,524,039
- Issue date Sep 3, 2013
- Giesecke & Devrient GmbH
- Wittich Kaule
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Multi-Ply Security Paper
- Publication number 20090001709
- Publication date Jan 1, 2009
- Giesecke & Devrient GmbH
- Friedrich Kretschmar
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Papermaking mould for producing two-stage watermarks and method for...
- Publication number 20040249754
- Publication date Dec 9, 2004
- Wittich Kaule
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE