TREA

Thomas M Schwarz

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  • Roselle Park, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adjustable cajón instrument
    • Patent number 9,570,053
    • Issue date Feb 14, 2017
    • Drum Workshop, Inc.
    • Andrzej J Krol
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Adjustable cajón instrument
    • Patent number 9,087,497
    • Issue date Jul 21, 2015
    • KMC Music, Inc.
    • Andrzej Krol
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS