TREA

Bernd Fellner

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  • Ansbach, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaning device
    • Patent number 5,699,578
    • Issue date Dec 23, 1997
    • Georg Karl geka-brush GmbH
    • Norbert Dumler
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Small brush, in particular interdental brush
    • Patent number 5,638,568
    • Issue date Jun 17, 1997
    • Georg Karl geka-brush GmbH
    • Norbert Dumler
    • A46 - BRUSHWARE