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Erroneous opening prevention mechanism for a grand piano lid

Music – Instruments – Stringed
Reexamination Certificate

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Escapement mechanism for upright piano

Music – Instruments – Stringed
Patent

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Evaluating and correcting rhythm in audio data

Music – Instruments – Electrical musical tone generation
Reexamination Certificate

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Even-odd symmetric computation in a polyphonic tone synthesizer

Music – Instruments
Patent

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Event activated wind chime system and method of use

Music – Instruments – Rigid vibrators
Reexamination Certificate

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Event activated wind chime system and method of use

Music – Instruments – Rigid vibrators
Reexamination Certificate

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Evolution-based music composer

Music – Instruments – Electrical musical tone generation
Patent

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Exchangeable pickups for electric guitars

Music – Instruments – Electrical musical tone generation
Patent

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Exchangeable stacked pickup assembly for stringed instruments

Music – Instruments – Electrical musical tone generation
Patent

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Exercise and training device for acoustic guitar players

Music – Instruments – Stringed
Reexamination Certificate

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Expandible and collapsible acoustic guitar

Music – Instruments – Stringed
Patent

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Expressing music

Music – Instruments – Electrical musical tone generation
Reexamination Certificate

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Expression means of electronic musical instrument

Music – Instruments
Patent

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Expression shoe

Music – Instruments – Electrical musical tone generation
Reexamination Certificate

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Extemporaneous playing system by pointing device

Music – Instruments – Electrical musical tone generation
Patent

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Extended harmonics in a polyphonic tone synthesizer

Music – Instruments
Patent

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Extended length bass drum pedal

Music – Instruments – Drum and cymbal beaters
Patent

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Extended low frequency resonant structure for drumhead

Music – Instruments – Drums
Reexamination Certificate

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Extended range musical pipe instrument

Music – Instruments – Wind
Patent

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Extension connector for an angle adjustable cymbal stand

Music – Instruments – Drum and cymbal beaters
Reexamination Certificate

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