R udiger Sens

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Mannheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Thiazolemethine dyes
- Patent number 5,623,075
- Issue date Apr 22, 1997
- BASF Aktiengesellschaft
- Stefan Beckmann
- G02 - OPTICS
Information Patent Grant
Azo dyestuff- and urethane-containing polyadduct and its use in non...
- Patent number 5,616,678
- Issue date Apr 1, 1997
- BASF Aktiengesellschaft
- Stefan Beckmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...