TREA

Siu Mei Chan

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  • Tsing Yi, HK
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Patents Applicationslast 30 patents

  • Information Patent Application

    HANDHELD ROTARY TOOL
    • Publication number 20080087449
    • Publication date Apr 17, 2008
    • Eastway Fair company Limited of Trident Chambers
    • Chin Hung Lam
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Handheld rotary tool
    • Publication number 20070084616
    • Publication date Apr 19, 2007
    • Chin Hung Lam
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS