TREA

Gaofeng Du

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  • Guangzhou, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electrical control lock device
    • Patent number 9,816,293
    • Issue date Nov 14, 2017
    • GRG Banking Equipment Co., Ltd.
    • Sizong Min
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRICAL CONTROL LOCK DEVICE
    • Publication number 20150176310
    • Publication date Jun 25, 2015
    • GRG Banking Equipment Co., Ltd.
    • Sizong Min
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES