TREA

Skillball, Inc.

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  • Hauppague, NY, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Enhancement of a bowling game
    • Patent number 5,899,815
    • Issue date May 4, 1999
    • Skillball, Inc.
    • Marcel Helou
    • G07 - CHECKING-DEVICES