Hearing aid compensating for acoustic feedback,申请号AU19930039482-传众专利搜索

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发明名称	Hearing aid compensating for acoustic feedback
摘要
申请公布号	AU3948293(A)	申请公布日期	1993.11.08
申请号	AU19930039482	申请日期	1993.03.23
申请人	GN DANAVOX A/S	发明人	ROY SKOVGAARD HANSEN
分类号	H04R25/00;(IPC1-7):H04R25/00	主分类号	H04R25/00
代理机构		代理人
主权项
地址

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