TREA

Werner Hufnagel

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  • Grossbettlingen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Axial shaft seal
    • Patent number 7,017,913
    • Issue date Mar 28, 2006
    • Carl Freudenberg KG
    • Thomas Klenk
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Radial shaft seal
    • Patent number 6,666,459
    • Issue date Dec 23, 2003
    • Firma Carl Freudenberg
    • Werner Hufnagel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Radial shaft seal
    • Patent number 6,336,638
    • Issue date Jan 8, 2002
    • Firma Carl Freudenberg
    • Wolfgang Guth
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Sealing system with sensor
    • Publication number 20060006601
    • Publication date Jan 12, 2006
    • Werner Hufnagel
    • G01 - MEASURING TESTING
  • Information Patent Application

    Axial shaft seal
    • Publication number 20040070151
    • Publication date Apr 15, 2004
    • Carl Freudenberg KG
    • Thomas Klenk
    • G01 - MEASURING TESTING