Arnold Schmitt

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Friedelsheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Preparation of mixtures of diphenylmethane diisocyanates and polyph...
- Patent number 5,207,942
- Issue date May 4, 1993
- BASF Aktiengesellschaft
- Dietrich Scherzer
- C07 - ORGANIC CHEMISTRY