TREA

Sheldon Greenberg

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  • New York, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Educational, action-type, amusement center toy
    • Patent number 4,353,701
    • Issue date Oct 12, 1982
    • Shelcore, Inc.
    • Sheldon Greenberg
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Inflatable overhead crib gym toy
    • Patent number 4,335,538
    • Issue date Jun 22, 1982
    • Shelcore, Inc.
    • Sheldon Greenberg
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Aquarium crib toy
    • Patent number 4,223,471
    • Issue date Sep 23, 1980
    • Shelcore, Inc.
    • Sheldon Greenberg
    • A63 - SPORTS GAMES AMUSEMENTS