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Frank Henn

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  • Marienheide, DE
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Patents Applicationslast 30 patents

  • Information Patent Application

    Grinding disc and use of such a grinding disc
    • Publication number 20220088747
    • Publication date Mar 24, 2022
    • PFERD Milwaukee Brush Company, Inc.
    • Stefan GEHRMANN
    • B24 - GRINDING POLISHING
  • Information Patent Application

    ROUGHING-GRINDING DISC
    • Publication number 20110065369
    • Publication date Mar 17, 2011
    • August Ruggeberg GmbH & Co. KG
    • Frank Henn
    • B24 - GRINDING POLISHING