TREA

Jaebok Kang

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  • Daegu, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Door closer
    • Patent number 9,410,353
    • Issue date Aug 9, 2016
    • DAWON SDS CO., LTD
    • Joungwoo Lee
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door closer provided with unit for adding door-closing force
    • Patent number 9,410,352
    • Issue date Aug 9, 2016
    • DAWON SDS CO., LTD
    • Joungwoo Lee
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    DOOR CLOSER PROVIDED WITH UNIT FOR ADDING DOOR-CLOSING FORCE
    • Publication number 20150322705
    • Publication date Nov 12, 2015
    • DAWON SDS CO., LTD
    • Joungwoo LEE
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR CLOSER
    • Publication number 20150315833
    • Publication date Nov 5, 2015
    • DAWON SDS CO., LTD
    • Joungwoo LEE
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES