TREA

Bernard Patry

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  • Felixstowe, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Commodity metering systems
    • Patent number 4,908,769
    • Issue date Mar 13, 1990
    • Schlumberger Electronics (UK) Limited
    • John E. Vaughan
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Electronic key and receptacle therefor
    • Patent number 4,871,886
    • Issue date Oct 3, 1989
    • Schlumberger Industries Limited
    • John E. Vaughan
    • G06 - COMPUTING CALCULATING COUNTING