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Thomas Gellweiler

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  • Osterholz-Scharmbeck, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Non-return valve
    • Patent number 8,220,483
    • Issue date Jul 17, 2012
    • Ritag Ritterhuder Armaturen GmbH & Co. Armaturenwerk KG
    • Thomas Gellweiler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Non-Return Valve
    • Publication number 20090000676
    • Publication date Jan 1, 2009
    • Thomas Gellweiler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...