LOUDSPEAKER AND MICROPHONE BASED ON THE PRINCIPLE OF THE CENTER OF PERCUSSION,申请号EP20040777766-传众专利搜索

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发明名称	LOUDSPEAKER AND MICROPHONE BASED ON THE PRINCIPLE OF THE CENTER OF PERCUSSION
摘要
申请公布号	EP1647162(A1)	申请公布日期	2006.04.19
申请号	EP20040777766	申请日期	2004.06.30
申请人	ILIES, ANDREI;DRAGAN, LUMINITA	发明人	ILIES, ANDREI;DRAGAN, LUMINITA
分类号	H04R7/04;H04R7/20;(IPC1-7):H04R25/00	主分类号	H04R7/04
代理机构		代理人
主权项
地址

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