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Steven J. Butler

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  • Humbolt, KS, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Handtruck
    • Patent number 7,530,579
    • Issue date May 12, 2009
    • Steven J. Butler
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

  • Information Patent Application

    Handtruck
    • Publication number 20080284120
    • Publication date Nov 20, 2008
    • Steven J. Butler
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS