发明名称 ADVANCED MICROPHONE PROTECTION
摘要 A hearing aid housing comprises a microphone opening protection cover, wherein the protection cover (3) is integrated within the housing and is made out of a woven or non-woven fabric. Within the protection cover a switch or push button knob (9) is arranged.
申请公布号 WO2009138524(A2) 申请公布日期 2009.11.19
申请号 WO2009EP61566 申请日期 2009.09.07
申请人 PHONAK AG;DITTLI, ERICH;SCHLESINGER, AXEL 发明人 DITTLI, ERICH;SCHLESINGER, AXEL
分类号 H04R1/08;H04R25/00 主分类号 H04R1/08
代理机构 代理人
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