Iren Borsos nee Spafranek

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Tiszavasvari, HU

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of chromene derivatives
- Patent number 4,968,819
- Issue date Nov 6, 1990
- Alkaloida Vegyeszeti Gyar
- Tibor Timar
- C07 - ORGANIC CHEMISTRY