TREA

Wen-Ping Chao

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  • Taichung, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Driving system for elevator
    • Patent number 5,370,206
    • Issue date Dec 6, 1994
    • Wen-Ping Chao
    • B66 - HOISTING LIFTING HAULING