TREA

Heinz Schmelzer

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  • Rummelsheim, DT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydrocarbon resins
    • Patent number 4,071,676
    • Issue date Jan 31, 1978
    • Hoechst Aktiengesellschaft
    • Gerhard Werner
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...