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Electrostatic capacitance type transducer

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element
Patent

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Electrostatic discharge protector for an electret microphone

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having protective or sheilding feature
Patent

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Electrostatic electroacoustic transducers

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element
Reexamination Certificate

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Electrostatic loudspeaker array

Electrical audio signal processing systems and devices – One-way audio signal program distribution
Reexamination Certificate

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Electrostatic loudspeaker having stationary electrodes formed as

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element
Patent

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Electrostatic loudspeaker systems and methods

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electrostrictive – magnetostrictive – or piezoelectric
Reexamination Certificate

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Electrostatic loudspeaker with a distributed filter

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element
Reexamination Certificate

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Electrostatic microphone

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Microphone capsule only
Reexamination Certificate

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Electrostatic speaker with foam stator

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element
Reexamination Certificate

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Electrostatic speaker with moveable diaphragm edges

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic
Reexamination Certificate

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Electrostatic transducer

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element
Patent

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Electrostatic transducer

Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing
Reexamination Certificate

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Electrostatic transducer unit

Electrical audio signal processing systems and devices – Circuitry combined with specific type microphone or loudspeaker – With electrostatic loudspeaker
Patent

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Electrostatic transducer with improved bass response utilizing d

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element
Patent

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Electrostatic transducer with nonplanar configured diaphragm

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element
Reexamination Certificate

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Electrostatic transducer, driving circuit of capacitive...

Electrical audio signal processing systems and devices – Circuitry combined with specific type microphone or loudspeaker – With electrostatic loudspeaker
Reexamination Certificate

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Electrostatic transducer, ultrasonic speaker, driving...

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element
Reexamination Certificate

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Electrostatic ultrasonic transducer and ultrasonic speaker

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electrostrictive – magnetostrictive – or piezoelectric
Reexamination Certificate

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Electrostatic ultrasonic transducer drive control method,...

Electrical audio signal processing systems and devices – Circuitry combined with specific type microphone or loudspeaker
Reexamination Certificate

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Electrotactile vocoder

Electrical audio signal processing systems and devices – One-way audio signal program distribution – Public address system
Patent

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