M. Walter Graub

Person

  • Twann, CH

Patents Grantslast 30 patents

  • Information Patent Grant

    Coupling device for dental prothesis

    • Patent number 5,211,561
    • Issue date May 18, 1993
    • Metaux Precieux sa Metalor
    • M. Walter Graub
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE