Rolf Brockmann

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Krefeld, DT

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of polyamides
- Patent number 3,989,677
- Issue date Nov 2, 1976
- Bayer Aktiengesellschaft
- Bert Brassat
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...