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Ka Ki Chan

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  • Hong Kong, CN
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    PERSONAL EVAPORATIVE COOLING APPARATUS
    • Publication number 20170023268
    • Publication date Jan 26, 2017
    • Ledatron Company Limited
    • Ka Yun Chan
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Video aid system
    • Publication number 20080252726
    • Publication date Oct 16, 2008
    • Eastway Fair Company Limited
    • Ka Ki Chan
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR