Gerhard Buettner

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Hearing aid comprising a contact spring arrangement

Electrical audio signal processing systems and devices – Sound effects – Reverberators
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Hearing aid with a contact spring configuration

Electrical audio signal processing systems and devices – Sound effects – Reverberators
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Hearing aid with a housing to be worn behind the ear

Electrical audio signal processing systems and devices – Sound effects – Reverberators
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Hinge for a hearing aid cover

Electrical audio signal processing systems and devices – Sound effects – Reverberators
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Miniature hearing aid

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Profile ID: LFUS-PAI-P-404234

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