4. Electrical audio signal processing systems and devices
  5. Electro-acoustic audio transducer
  6. Having electrostatic element

Manabu Muraoka

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Flowmeter

Measuring and testing – Volume or rate of flow – Thermal type
Reexamination Certificate

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Speaker

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element
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Text information reproducing apparatus

Dynamic information storage or retrieval – Control of storage or retrieval operation by a control... – Control of information signal processing channel
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Profile ID: LFUS-PAI-P-657695

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