TREA

Karl-Heinz Hartings

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  • Langenfeld, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe coupling
    • Patent number 6,241,290
    • Issue date Jun 5, 2001
    • Mannesmann AG
    • Herbert Foering
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe coupling
    • Patent number 6,131,956
    • Issue date Oct 17, 2000
    • Mannesmann AG
    • Herbert Foering
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...