TREA

Byoung J. Rhee

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  • Seoul, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas flat display tube
    • Patent number 5,977,939
    • Issue date Nov 2, 1999
    • Youare Electronics Co.
    • Keum Sik Lee
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Gas flat display tube with anode gates
    • Patent number 5,608,419
    • Issue date Mar 4, 1997
    • Youare Electronics Co.
    • Keum S. Lee
    • H01 - BASIC ELECTRIC ELEMENTS