TREA

Paul Crossland

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  • Brampton, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Power column
    • Patent number D473846
    • Issue date Apr 29, 2003
    • TK Canada Limited
    • John Hellwig
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Power column
    • Patent number D473518
    • Issue date Apr 22, 2003
    • TK Canada Limited
    • John Hellwig
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Power column
    • Patent number 6,364,678
    • Issue date Apr 2, 2002
    • Teknion Furniture Systems Limited
    • John Hellwig
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power column
    • Patent number D448346
    • Issue date Sep 25, 2001
    • Teknion Furniture Systems Limited
    • John Hellwig
    • D13 - Equipment for production, distribution, or transformation of energy