TREA

Jan Christensen

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  • Rock Island, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Foldable water tank with shielded hinges
    • Patent number 7,938,291
    • Issue date May 10, 2011
    • Eldred Corporation
    • Jan Christensen
    • E04 - BUILDING
  • Information Patent Grant

    Foldable water tank
    • Patent number 7,036,676
    • Issue date May 2, 2006
    • Eldred Corporation
    • Jan Christensen
    • A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Foldable water tank with shielded hinges
    • Publication number 20080223863
    • Publication date Sep 18, 2008
    • Jan Christensen
    • E04 - BUILDING
  • Information Patent Application

    Foldable water tank
    • Publication number 20050072779
    • Publication date Apr 7, 2005
    • Jan Christensen
    • A62 - LIFE-SAVING FIRE-FIGHTING