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Mark S. Fernwood

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  • Danville, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hand-holdable gas/abrasion apparatus
    • Patent number 6,439,966
    • Issue date Aug 27, 2002
    • Danville Manufacturing Inc.
    • Craig R. Bruns
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Gas abrasive particle apparatus and valving therefor
    • Patent number 6,277,003
    • Issue date Aug 21, 2001
    • Danville Engineering
    • Mark S. Fernwood
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Removable nozzle for a sandblaster handpiece
    • Patent number 6,149,509
    • Issue date Nov 21, 2000
    • Danville Engineering
    • Craig R. Bruns
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Air abrasive particle apparatus
    • Patent number 5,984,677
    • Issue date Nov 16, 1999
    • Danville Engineering
    • Mark S. Fernwood
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Friable abrasive media
    • Patent number 5,984,678
    • Issue date Nov 16, 1999
    • Danville Engineering
    • Craig R Bruns
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Device for containing excess abrasive material
    • Patent number 5,842,863
    • Issue date Dec 1, 1998
    • Craig C. Bruns
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Friable abrasive media
    • Patent number 5,810,587
    • Issue date Sep 22, 1998
    • Danville Engineering
    • Craig R. Bruns
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Removable nozzle for a sandblaster handpiece
    • Patent number 5,765,759
    • Issue date Jun 16, 1998
    • Danville Engineering
    • Craig R. Bruns
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Air abrasive particle apparatus
    • Patent number 5,718,581
    • Issue date Feb 17, 1998
    • Danville Manufacturing, Inc.
    • Mark S. Fernwood
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Wet foam sandblaster
    • Patent number 5,203,698
    • Issue date Apr 20, 1993
    • Thomas S. Blake
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Rear reservoir micro sandblaster
    • Patent number 4,941,298
    • Issue date Jul 17, 1990
    • Mark Fernwood
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents