TREA

Cynthia A. Bjerrum

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  • Mitchell, SD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Trailer
    • Patent number 8,573,915
    • Issue date Nov 5, 2013
    • Dakota Manufacturing Company, Inc.
    • Dale J. Dierks
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Hydraulic tail trailer
    • Patent number 7,658,587
    • Issue date Feb 9, 2010
    • Dakota Manufacturing Co., Inc.
    • Dale Dierks
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Hydraulic tail trailer
    • Patent number 7,547,178
    • Issue date Jun 16, 2009
    • Dale Dierks
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Trailer
    • Publication number 20120248736
    • Publication date Oct 4, 2012
    • Dale J. Dierks
    • B60 - VEHICLES IN GENERAL