Behind-the-ear hearing aid with external, optical microphone,申请号EP20070115284-传众专利搜索

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发明名称	Behind-the-ear hearing aid with external, optical microphone
摘要
申请公布号	EP1909536(B1)	申请公布日期	2011.07.20
申请号	EP20070115284	申请日期	2007.08.30
申请人	SIEMENS AUDIOLOGISCHE TECHNIK GMBH	发明人	KORNAGEL, ULRICH
分类号	H04R25/00;H04R23/00	主分类号	H04R25/00
代理机构		代理人
主权项
地址

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