TREA

Harry H. Boucher

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  • Dallas, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Data recorder and stylus therefor
    • Patent number 5,206,486
    • Issue date Apr 27, 1993
    • Election Data Corporation
    • Richard J. Stephens
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Data registering apparatus
    • Patent number 4,488,034
    • Issue date Dec 11, 1984
    • Election Data Corporation
    • Richard J. Stephens
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    Perforating stylus
    • Patent number 4,485,298
    • Issue date Nov 27, 1984
    • Election Data Corporation
    • Richard J. Stephens
    • G07 - CHECKING-DEVICES