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Tat Hon WONG

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  • Tseung Kwan O, HK
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Patents Grantslast 30 patents

  • Information Patent Grant

    Door with embedded protecting device
    • Patent number 9,624,717
    • Issue date Apr 18, 2017
    • Tak Lai Vic Chan
    • Tak Lai Vic Chan
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    DOOR WITH EMBEDDED PROTECTING DEVICE
    • Publication number 20160123058
    • Publication date May 5, 2016
    • Tak Lai Vic CHAN
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES