TREA

Frank Grimberg

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  • Dormagen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing ballast bodies
    • Patent number 9,562,332
    • Issue date Feb 7, 2017
    • Covestro Deutschland AG
    • Torsten Erwe
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR PRODUCING BALLAST BODIES
    • Publication number 20140300015
    • Publication date Oct 9, 2014
    • Bayer Intellectual Property GmbH
    • Torsten Erwe
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES