Eckehard Fritscher

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Waldfischbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Use of hydride-containing aluminum oxide for producing optically de...
- Patent number 6,187,390
- Issue date Feb 13, 2001
- BASF Aktiengesellschaft
- Oliver Seeger
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS