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David Geller

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adapter circuit for trackball device
    • Patent number 4,493,992
    • Issue date Jan 15, 1985
    • Wico Corporation
    • David A. Geller
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Vehicle alarm system
    • Patent number 4,361,827
    • Issue date Nov 30, 1982
    • Wico Corporation
    • David A. Geller
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Electronic door lock
    • Patent number 4,013,930
    • Issue date Mar 22, 1977
    • Wico Corporation
    • David Geller
    • G07 - CHECKING-DEVICES