TREA

Ridel Rottges

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  • Tonisvorst, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Controllable two way valve device
    • Patent number 7,428,897
    • Issue date Sep 30, 2008
    • Pierburg GmbH
    • Andreas Köster
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Controllable two way valve device
    • Publication number 20070181106
    • Publication date Aug 9, 2007
    • PIERBURG GMBH
    • Andreas Koster
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS