Istvan Szigeti

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Veszprem, HU

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Patents Grantslast 30 patents

Information Patent Grant
Method of preparation of unsaturated polyester resins from maleic a...
- Patent number 4,902,773
- Issue date Feb 20, 1990
- Nitrokemia Ipartelepek
- Akos Bodnar
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...