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Bell
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Patent number D567693
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Issue date Apr 29, 2008
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Tokyo Bell Seisakusho Co., Ltd.
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Kyoji Ichimura
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D10 - Measuring, testing, or signalling instruments
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Striker mechanism for bell unit
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Patent number 7,182,039
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Issue date Feb 27, 2007
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Tokyo Bell Seisakusho Co., Ltd.
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Kyoji Ichimura
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Rotating striker bell
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Patent number 5,307,756
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Issue date May 3, 1994
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Kyoji Ichimura
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G10 - MUSICAL INSTRUMENTS ACOUSTICS