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William F. Rohlin

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  • Ann Arbor, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ski suspension
    • Patent number 4,979,761
    • Issue date Dec 25, 1990
    • William F. Rohlin
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

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    • Patent number 3,945,656
    • Issue date Mar 23, 1976
    • William F. Rohlin
    • A63 - SPORTS GAMES AMUSEMENTS