4. Electrical audio signal processing systems and devices
  5. Electro-acoustic audio transducer
  6. Microphone capsule only

Ryuji Awamura

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Electro-acoustic transducer

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

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Electro-acoustic transducer with holder

Electrical connectors – Energy cell substitution device including plural contacts or...
Reexamination Certificate

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Electro-acoustic transducer with holder

Electrical connectors – Energy cell substitution device including plural contacts or...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2248564

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