Robert Graff heir

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Bensheimf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Binders, their preparation and use in curable mixtures
- Patent number 5,177,161
- Issue date Jan 5, 1993
- Hoechst AG
- Hans Graff
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...