TREA

GONGGONG CO., LTD.

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  • Seoul, KR
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Patents Applicationslast 30 patents

  • Information Patent Application

    WAVY VORTEX AIR PURIFIER
    • Publication number 20230256375
    • Publication date Aug 17, 2023
    • GONGGONG CO.,LTD.
    • Sun Un LEE
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    DOUBLE SWIRL TYPE AIR PURIFIER
    • Publication number 20210341160
    • Publication date Nov 4, 2021
    • GONGGONG CO., LTD.
    • Sun Un Lee
    • F24 - HEATING RANGES VENTILATING