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Helga Nielinger

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  • Neustadt, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Coupling connection for corrugated pipes
    • Patent number 9,651,177
    • Issue date May 16, 2017
    • Brugg Rohr AG Holding
    • Helga Nielinger
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    COUPLING CONNECTION FOR CORRUGATED PIPES
    • Publication number 20150300541
    • Publication date Oct 22, 2015
    • Brugg Rohr AG Holding
    • Helga Nielinger
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...