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Chen-Hua Feng

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  • Chia Yi Hsien, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Type of the compact freewheel body for bicycles
    • Patent number 5,704,859
    • Issue date Jan 6, 1998
    • National Science Council of Republic of China
    • Chen-Hua Feng
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...