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Arnfred R. Strathmann

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  • 2300 Melsdorf/Kiel, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flute mouthpiece with adjustable core gap
    • Patent number 5,107,740
    • Issue date Apr 28, 1992
    • Arnfred R. Strathmann
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Flute
    • Patent number 4,664,011
    • Issue date May 12, 1987
    • Arnfred R. Strathmann
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS