DEUTSCHE BUNDESBANK

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DE-60431 FRANKFURT/MAIN, DE

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Patents Grantslast 30 patents

Information Patent Grant
Structure arrangement having an optical-diffraction effect
- Patent number 6,700,705
- Issue date Mar 2, 2004
- Leonhard Kurz GmbH & Co.
- Werner Reinhart
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Visually identifiable optical element
- Patent number 6,623,042
- Issue date Sep 23, 2003
- Leonhard Kurz, GmbH & Co.
- Herrmann Jürgen
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER