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John Lu

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  • Taiping City, TW
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Patents Applicationslast 30 patents

  • Information Patent Application

    Siren
    • Publication number 20020101333
    • Publication date Aug 1, 2002
    • John Lu
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    Vehicle horn
    • Publication number 20020073913
    • Publication date Jun 20, 2002
    • John Lu
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS