Erich Kotthuas

Person

  • Wallisellen, CH

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for grinding cutting tools

    • Patent number 4,265,053
    • Issue date May 5, 1981
    • Werkzeugmaschinenfabrik Oerlikon Buhrle AG
    • Erich Kotthuas
    • B24 - GRINDING POLISHING