Patents Represented by Attorney Mark A. Krull

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  • Toy having multiple tags
    Patent number: 5551687
    Abstract: The present invention provides a toy having multiple tags that serve a variety of purposes including amusement, education, and/or third party advertising.
    Type: Grant
    Filed: January 17, 1995
    Date of Patent: September 3, 1996
    Inventor: Mark A. Krull