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Keyboard musical instrument equipped with hammer shank stopper w

Music – Instruments – Electrical musical tone generation
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Keyboard musical instrument equipped with hammer stopper impleme

Music – Instruments – Electrical musical tone generation
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Keyboard musical instrument equipped with hammer stopper...

Music – Instruments – General features
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Keyboard musical instrument equipped with key actuators...

Music – Instruments – General features
Reexamination Certificate

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Keyboard musical instrument equipped with key-touch...

Music – Instruments – General features
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Keyboard musical instrument equipped with partially...

Music – Instruments – Electrical musical tone generation
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Keyboard musical instrument equipped with pedal sensor for discr

Music – Instruments – Automatic
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Keyboard musical instrument equipped with small simple economica

Music – Instruments – General features
Patent

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Keyboard musical instrument estimating hammer impact and timing

Music – Instruments – Electrical musical tone generation
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Keyboard musical instrument faithfully reproducing original...

Music – Instruments – Electrical musical tone generation
Reexamination Certificate

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Keyboard musical instrument for exactly producing tones and...

Music – Instruments – Automatic
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Keyboard musical instrument for exactly producing tones and...

Music – Instruments – Electrical musical tone generation
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Keyboard musical instrument for practicing fingering on keyboard

Music – Instruments – Combined
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Keyboard musical instrument hammer movement detection apparatus

Music – Instruments – Electrical musical tone generation
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Keyboard musical instrument having an improved cover opening/clo

Music – Instruments – Stringed
Patent

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Keyboard musical instrument having dummy hammer with...

Music – Instruments – General features
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Keyboard musical instrument having fall board formed with...

Music – Instruments – Stringed
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Keyboard musical instrument having fall-board assembled with cas

Music – Instruments – Stringed
Patent

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Keyboard musical instrument having hammer heads formed of metall

Music – Instruments – Stringed
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Keyboard musical instrument having hammer stopper changed...

Music – Instruments – Stringed
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