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Kelly M. Butler

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  • Natick, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Guitar string retainer guide
    • Patent number 7,351,894
    • Issue date Apr 1, 2008
    • First Act Inc.
    • Kelly M. Butler
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Guitar headstock
    • Patent number D533210
    • Issue date Dec 5, 2006
    • First Act Inc.
    • Kelly M. Butler
    • D17 - Musical instruments
  • Information Patent Grant

    Headstock for a stringed musical instrument
    • Patent number D516608
    • Issue date Mar 7, 2006
    • First Act, Inc.
    • Kelly M. Butler
    • D17 - Musical instruments

Patents Applicationslast 30 patents

  • Information Patent Application

    Guitar string retainer guide
    • Publication number 20060070508
    • Publication date Apr 6, 2006
    • Kelly M. Butler
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    String retainer for musical instruments
    • Publication number 20050072289
    • Publication date Apr 7, 2005
    • Kelly M. Butler
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS