TREA

Douglas P. Niebell

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  • Walnutport, PA, US
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Patents Applicationslast 30 patents

  • Information Patent Application

    Sprung Seal Retainer
    • Publication number 20170146170
    • Publication date May 25, 2017
    • Victaulic Company
    • Yang Bae Park
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Device for conversion of valves to supervised valves
    • Publication number 20080087334
    • Publication date Apr 17, 2008
    • Victaulic Company
    • William J. Reilly
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...