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Yugen Kaisha Fuji Piano Service

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  • Kagoshima, JP
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  • Information Patent Grant

    Action for upright piano
    • Patent number 8,895,822
    • Issue date Nov 25, 2014
    • Yugen Kaisha Fuji Piano Service
    • Yukimitsu Fujii
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

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