TREA

Rolf Urtel

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  • Frankenthal, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Azo dyes
    • Patent number 4,116,953
    • Issue date Sep 26, 1978
    • BASF Aktiengesellschaft
    • Peter Dimroth
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...