TREA

Helmut Waschke

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  • Stein, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Brass alloy
    • Patent number 5,630,984
    • Issue date May 20, 1997
    • Ideal Standard GmbH
    • Helmut Waschke
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...