TREA

David Grams

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  • Rosemount, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tank retaining system
    • Patent number 7,337,590
    • Issue date Mar 4, 2008
    • Xerxes Corporation
    • John Burwell
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Tank retaining system
    • Patent number 7,028,967
    • Issue date Apr 18, 2006
    • Xerxes Corporation
    • John Burwell
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    30 Foot chamfered deadman
    • Publication number 20080101864
    • Publication date May 1, 2008
    • Albert Dorris
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Tank retaining system
    • Publication number 20050155192
    • Publication date Jul 21, 2005
    • John Burwell
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Tank retaining system
    • Publication number 20030205499
    • Publication date Nov 6, 2003
    • John Burwell
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL