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David B. Owen

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  • Carmel, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Communications auxiliary module
    • Patent number 5,670,989
    • Issue date Sep 23, 1997
    • David B. Owen
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Coin display holder
    • Patent number 5,590,761
    • Issue date Jan 7, 1997
    • David B. Owen
    • G07 - CHECKING-DEVICES