TREA

Randall C. Grutza

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  • Janesville, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Climbing wall
    • Patent number 6,419,610
    • Issue date Jul 16, 2002
    • Playcore Wisconsin, Inc.
    • Kenneth J. Jonas
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Play structure climbing wall
    • Patent number 6,193,633
    • Issue date Feb 27, 2001
    • Swing-N-Slide Corp.
    • Kenneth J. Jonas
    • A63 - SPORTS GAMES AMUSEMENTS