Jurgen Engelhardt

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Hamburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Stiff-chain polyheterocycles having improved solubility, a process...
- Patent number 5,134,219
- Issue date Jul 28, 1992
- Bayer Aktiengesellschaft
- Hans R. Kricheldorf
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...