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Richard F. Griffiths

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  • Altrincham, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas detection devices
    • Patent number 5,701,009
    • Issue date Dec 23, 1997
    • The Secretary of State for Defence in Her Britannic Majesty's Government of t...
    • Richard F. Griffiths
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Calibration systems
    • Patent number 5,616,822
    • Issue date Apr 1, 1997
    • The Secretary of State for Defence in Her Britannic Majesty's Government of t...
    • Richard F. Griffiths
    • G01 - MEASURING TESTING