TREA

Ralph Shaffer

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  • Columbia Station, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Toy vehicle
    • Patent number 4,822,316
    • Issue date Apr 18, 1989
    • Those Characters From Cleveland, Inc.
    • Ralph E. Shaffer
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Maze puzzle
    • Patent number 4,674,749
    • Issue date Jun 23, 1987
    • Those Characters From Cleveland, Inc.
    • Ralph Shaffer
    • A63 - SPORTS GAMES AMUSEMENTS