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Rocky Cheng

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  • Hong Kong, HK
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Patents Applicationslast 30 patents

  • Information Patent Application

    MANUALLY-OPERATED HAIR CLIPPER
    • Publication number 20100083508
    • Publication date Apr 8, 2010
    • PERFECT STEAM APPLIANCES LTD.
    • Rocky Cheng
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    Manual Hair Trimmer
    • Publication number 20090199412
    • Publication date Aug 13, 2009
    • PERFECT STEAM APPLIANCES LTD.
    • Rocky Cheng
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING