TREA

Alfred Paul

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  • Schermbeck, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Eccentric screw pump
    • Patent number 6,227,829
    • Issue date May 8, 2001
    • Allweiler AG
    • Werner Wehling
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...