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Hongbo Zhao

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  • Ninghai, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    Labor-saving Stapler
    • Publication number 20140069982
    • Publication date Mar 13, 2014
    • Hongbo Zhao
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Openable Labor-saving Stapler
    • Publication number 20130221057
    • Publication date Aug 29, 2013
    • Hongbo Zhao
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS