TREA

Dallas County Association for the Blind

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  • Dallas, TX, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Mop construction
    • Patent number 4,115,895
    • Issue date Sep 26, 1978
    • Dallas County Association for the Blind
    • Audrey H. Ballew
    • A46 - BRUSHWARE
  • Information Patent Grant

    Method and apparatus for constructing a mop
    • Patent number 4,043,602
    • Issue date Aug 23, 1977
    • Dallas County Association for the Blind
    • Audrey H. Ballew
    • A46 - BRUSHWARE

Patents Applicationslast 30 patents

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