TREA

Heinrich Haupt

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  • Krefeld, DT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for preparing polycarbonates
    • Patent number 3,931,108
    • Issue date Jan 6, 1976
    • Bayer Aktiengesellschaft
    • Rudolf Binsack
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...