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Burkhart Kohler

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  • Krefeld, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polycarbonate foams
    • Patent number 5,132,331
    • Issue date Jul 21, 1992
    • Bayer Aktiengesellschaft
    • Burkhart Kohler
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...