Robert U. Osterwalder

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Basel, CH

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of 5-nitro-1,4-naphthoquinone
- Patent number 4,880,571
- Issue date Nov 14, 1989
- Ciba-Geigy Corporation
- Christos Comninellis
- C07 - ORGANIC CHEMISTRY