Andras Divald

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Budapest, HU

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Patents Grantslast 30 patents

Information Patent Grant
3-(1-Pyrazolyl)-pyridazine derivatives
- Patent number 4,251,658
- Issue date Feb 17, 1981
- Richter Gedeon Vegyeszeti Gyar Rt.
- Geza Szilagyi
- C07 - ORGANIC CHEMISTRY