Longlong Zhao

Person

  • Shanghai, CN

Patents Applicationslast 30 patents

  • Information Patent Application

    ASSISTANT SYSTEM FOR THE TOUR GUIDE

    • Publication number 20140074747
    • Publication date Mar 13, 2014
    • Xi'an Huafan Instrument Co., Ltd.
    • Shouwei Gao
    • G06 - COMPUTING CALCULATING COUNTING