TREA

Jack E. DiFranco

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  • Edgewater, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tennis ball holder
    • Patent number 4,979,742
    • Issue date Dec 25, 1990
    • Jack E. DiFranco
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Pocket clip for eyeglasses
    • Patent number 4,903,375
    • Issue date Feb 27, 1990
    • Jack E. DiFranco
    • G02 - OPTICS
  • Information Patent Grant

    Tennis ball retriever
    • Patent number 4,815,738
    • Issue date Mar 28, 1989
    • Jack E. DiFranco
    • A63 - SPORTS GAMES AMUSEMENTS