TREA

Norbert Dreer

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and tool of tungsten/heavy metal alloy for hot-forging solid...
    • Patent number 6,796,162
    • Issue date Sep 28, 2004
    • Plansee Aktiengesellschaft
    • Norbert Dreer
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Filtering cartridge
    • Patent number 5,868,810
    • Issue date Feb 9, 1999
    • Schwarzkopf Technologies Corporation
    • Norbert Dreer
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents