Ralf Wondratschek

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Dornburg-Camburg OT Camburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for authenticating a security element, and optically variabl...
- Patent number 10,019,626
- Issue date Jul 10, 2018
- Leonhard Kurz Stiftung & Co. KG
- Andreas Schilling
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents

Information Patent Application
Method for Authenticating a Security Element, and Optically Variabl...
- Publication number 20160307035
- Publication date Oct 20, 2016
- Leonhard Kurz Stiftung & Co. KG
- Andreas Schilling
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER