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David Arnold

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  • Surrey, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Security documents
    • Patent number 6,491,221
    • Issue date Dec 10, 2002
    • Flying Null Limited
    • David Howard Arnold
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents

  • Information Patent Application

    Magnetic Tagging
    • Publication number 20070268141
    • Publication date Nov 22, 2007
    • David Howard Arnold
    • G01 - MEASURING TESTING
  • Information Patent Application

    Verification of Continuity
    • Publication number 20070107517
    • Publication date May 17, 2007
    • David Howard Arnold
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Multi label verification system
    • Publication number 20050127176
    • Publication date Jun 16, 2005
    • Robert Dickinson
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Verification key for replacement parts
    • Publication number 20050128051
    • Publication date Jun 16, 2005
    • Robert Dickinson
    • G07 - CHECKING-DEVICES