Hearing-aid with plug device,申请号CH19790003776-传众专利搜索

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发明名称	Hearing-aid with plug device
摘要
申请公布号	CH643414(A5)	申请公布日期	1984.05.30
申请号	CH19790003776	申请日期	1979.04.20
申请人	PHONAK AG FUER ELEKTRO-AKUSTIK	发明人	BEDA DIETHELM
分类号	H04R25/02;(IPC1-7):H04R25/00	主分类号	H04R25/02
代理机构		代理人
主权项
地址

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