Jian Hua Yi

Person

  • Hunan Province, CN

Patents Applicationslast 30 patents

  • Information Patent Application

    Key Mechanism

    • Publication number 20150101371
    • Publication date Apr 16, 2015
    • Kin Kei Hardware Industries Limited
    • Jian Hua Yi
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES