TREA

Liu H. Li

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  • South Williamsport, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum cleaner
    • Patent number D602661
    • Issue date Oct 20, 2009
    • Shop-Vac Corporation
    • John Griffin
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Vacuum cleaner
    • Patent number D568562
    • Issue date May 6, 2008
    • Shop-Vac Corporation
    • John Griffin
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Vacuum cleaner
    • Patent number D568564
    • Issue date May 6, 2008
    • Shop-Vac Corporation
    • John Griffin
    • D32 - Washing, cleaning, or drying machine