Detlef Groth

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Halstenbeck, DE

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Patents Grantslast 30 patents

Information Patent Grant
Anticounterfeit, laser-markable label produced by diffraction gratings
- Patent number 6,723,259
- Issue date Apr 20, 2004
- tesa AG
- Detlef Groth
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER