Lothar Heymanns

Person

  • Rheydt-Odenkirchen, DE

Patents Grantslast 30 patents

  • Information Patent Grant

    Boring tool with floating double edged knife

    • Patent number 4,195,957
    • Issue date Apr 1, 1980
    • Wilhelm Hegenscheidt Gesellschaft mit beschraenkter Haftung
    • Helmut Wittkopp
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR