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Ernst Gruber

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  • Hanau, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Coupling device for a corrugated pipe or hose
    • Patent number 5,112,086
    • Issue date May 12, 1992
    • FLEXA GmbH & Co. Produktion und Vertrieb KG
    • Ernst Gruber
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...