Margit Menyhart

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Budapest, HU

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Patents Grantslast 30 patents

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Polysilicic acid/polyisocyanate basic materials, binding materials...
- Patent number 5,622,999
- Issue date Apr 22, 1997
- Polinvent Fejleszto, Kivitelezo es Ertekesito KFT
- Gabor Nagy
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...