4. Acoustics
  5. Plural diaphragm sound sources

Raymond Wehner

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Microphone & loudspeaker system

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Thermal response to – or generation of – sound vibration
Patent

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Microphone in a cylindrical housing having elliptical end faces

Electrical audio signal processing systems and devices – Hearing aids – electrical – Directional
Reexamination Certificate

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Omniphonic microphone and loudspeaker system

Acoustics – Plural diaphragm sound sources
Patent

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Optimal shadow omniphonic microphone and loudspeaker system

Acoustics – Plural diaphragm sound sources
Patent

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Profile ID: LFUS-PAI-P-83662

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