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Matthias Herfeld

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  • Iserlohn, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mixing machine
    • Patent number 8,979,354
    • Issue date Mar 17, 2015
    • Dr. Herfeld GmbH & Co. KG
    • Ulrich Tölle
    • F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Mixing Machine
    • Publication number 20100302898
    • Publication date Dec 2, 2010
    • DR. HERFELD GMBH & CO. KG
    • Ulrich Tölle
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL