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Daniel Jeffrey

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  • Martins Ferry, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Space spinner
    • Patent number 4,790,498
    • Issue date Dec 13, 1988
    • Daniel Jeffrey
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Space spinner
    • Patent number 4,606,518
    • Issue date Aug 19, 1986
    • Daniel Jeffrey
    • A63 - SPORTS GAMES AMUSEMENTS