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RWDI Air Inc.

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  • Guelph, ON, CA
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Wall assembly
    • Patent number 8,268,052
    • Issue date Sep 18, 2012
    • RWDI Air Inc.
    • Xin Qiu
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Wall assembly
    • Patent number 8,048,204
    • Issue date Nov 1, 2011
    • RWDI Air Inc.
    • Xin Qiu
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES