TREA

Marvin S. Jones

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  • Port Washington, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Piano sostenuto assembly
    • Patent number 6,020,544
    • Issue date Feb 1, 2000
    • Steinway, Inc.
    • Marvin S. Jones
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Piano escapement action
    • Patent number 5,511,454
    • Issue date Apr 30, 1996
    • Steinway Musical Properties, Inc.
    • Marvin S. Jones
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS