TREA

King Dee Musical Instrument Corp.

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  • Taichung, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Clarinet coupling structure
    • Patent number 7,960,631
    • Issue date Jun 14, 2011
    • King Dee Musical Instrument Corp.
    • I-Ping Chang
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Octave-key transfer-bar protection device
    • Patent number 7,705,226
    • Issue date Apr 27, 2010
    • King Dee Musical Instrument Corp.
    • I-Ping Chang
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

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