TREA

Jiwook CHUNG

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  • Suwon-si, KR
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    VACUUM CLEANER
    • Publication number 20230136405
    • Publication date May 4, 2023
    • Samsung Electronics Co., Ltd.
    • Youngjun CHO
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    DUST COLLECTING APPARATUS AND CLEANER HAVING THE SAME
    • Publication number 20200281429
    • Publication date Sep 10, 2020
    • Samsung Electronics Co., Ltd.
    • Dongjin CHO
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...