TREA

Ping Guo

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  • Changzhou, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Shredder
    • Patent number D678396
    • Issue date Mar 19, 2013
    • Jiangsu New United Office Equipments Co., Ltd.
    • Lei Zhang
    • D18 - Printing and office machinery
  • Information Patent Grant

    Shredder
    • Patent number D677716
    • Issue date Mar 12, 2013
    • Jiangsu New United Office Equipments Co., Ltd.
    • Minwen Zhang
    • D18 - Printing and office machinery