TREA

Dakota Science Center

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  • Grand Forks, ND, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Toy vehicles from plastic bottles
    • Patent number 6,176,755
    • Issue date Jan 23, 2001
    • Dakota Science Center
    • Karen A. Bye
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL