Hans Schaefer

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Grossauheim, DT

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst for the production of pyridine and 3-methylpyridine
- Patent number 3,960,766
- Issue date Jun 1, 1976
- Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
- Helmut Beschke
- C07 - ORGANIC CHEMISTRY