TREA

H. Y. So

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  • Incheon, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electronic animal training system
    • Patent number 5,605,116
    • Issue date Feb 25, 1997
    • D.T. Systems, Inc.
    • J. S. Kim
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING