TREA

Anthony Yang

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  • Las Begas, NV, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Shutter assembly
    • Patent number 5,133,398
    • Issue date Jul 28, 1992
    • Anthony Yang
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Emergency ladder equipment
    • Patent number 5,024,293
    • Issue date Jun 18, 1991
    • Anthony Yang
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS