TREA

Clarence W. Hannan

Follow

Person

  • San Dimas, CA, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Orthodontic debonding method and tool
    • Patent number 4,904,183
    • Issue date Feb 27, 1990
    • Unitek Corporation
    • Clarence W. Hannan
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Orthodontic debonding tool
    • Patent number D306207
    • Issue date Feb 20, 1990
    • Unitek Corporation
    • Clarence W. Hannan
    • D24 - Medical and laboratory equipment