TREA

Philip F. DiLeo

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  • Boulder, CO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tennis racquet with insert
    • Patent number 4,135,717
    • Issue date Jan 23, 1979
    • Philip F. DiLeo
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Tennis racquet with insert
    • Patent number 4,124,209
    • Issue date Nov 7, 1978
    • Philip F. DiLeo
    • A63 - SPORTS GAMES AMUSEMENTS