TREA

Rainer Franzen

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  • Krefeld, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Press-fitting for non removable tube coupling
    • Patent number 6,260,891
    • Issue date Jul 17, 2001
    • Mannesmann AG
    • Herbert Foering
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe joint
    • Patent number 6,224,114
    • Issue date May 1, 2001
    • Mannesmann AG
    • Rainer Franzen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents