TREA

Shu-Ying Lai

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  • Taipei, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drain trap
    • Patent number 5,267,361
    • Issue date Dec 7, 1993
    • Hocheng Pottery Mfg. Co., Ltd.
    • Shu-Ying Lai
    • E03 - WATER SUPPLY SEWERAGE