TREA

Norbert Grief

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  • Bobenheim, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tanning of leather and fur
    • Patent number 5,360,454
    • Issue date Nov 1, 1994
    • BASF Aktiengesellschaft
    • Norbert Grief
    • C07 - ORGANIC CHEMISTRY