TREA

Hans Kruppa

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  • Barsinghausen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Shaft clamping device
    • Patent number 5,115,889
    • Issue date May 26, 1992
    • Mannesmann Rexroth Pneumatik GmbH
    • Norbert Fortmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multiway slide valve
    • Patent number 4,491,155
    • Issue date Jan 1, 1985
    • WABCO Steuerungstechnik GmbH
    • Hans-Friedrich Meyer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...