TREA

Jeffrey A. Armstrong

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  • Mercer Island, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Orthodontic hook mounting
    • Patent number 4,797,095
    • Issue date Jan 10, 1989
    • Unitek Corporation
    • Maclay M. Armstrong
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Orthodontic appliance accessory
    • Patent number D292123
    • Issue date Sep 29, 1987
    • Unitek Corporation
    • Maclay M. Armstrong
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Orthodontic appliance accessory
    • Patent number D289328
    • Issue date Apr 14, 1987
    • Unitek Corporation
    • Maclay M. Armstrong
    • D24 - Medical and laboratory equipment