Monika Puttkammer

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Coswig, DE

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Patents Grantslast 30 patents

Information Patent Grant
Marking substance and security markings for testing the authenticit...
- Patent number 7,367,592
- Issue date May 6, 2008
- WHD elektronische Prueftechnik GmbH
- Frank Puttkammer
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER