Hoorapparaat met klasse D versterker.,申请号NL19860001169-传众专利搜索

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发明名称	Hoorapparaat met klasse D versterker.
摘要
申请公布号	NL190946(C)	申请公布日期	1994.11.01
申请号	NL19860001169	申请日期	1986.05.07
申请人	KNOWLES ELECTRONICS, INC.	发明人
分类号	H04R25/04;H03F3/217;H03K3/354;H04R25/00;(IPC1-7):H04R25/02	主分类号	H04R25/04
代理机构		代理人
主权项
地址

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