Acoustic vibration generating element,申请号EP20040027336-传众专利搜索

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发明名称	Acoustic vibration generating element
摘要
申请公布号	EP1542499(A3)	申请公布日期	2005.06.29
申请号	EP20040027336	申请日期	2004.11.17
申请人	NEC TOKIN CORPORATION	发明人	TAMURA, MITSUO
分类号	H04R1/00;H04R17/00;H04R17/10;(IPC1-7):H04R17/00	主分类号	H04R1/00
代理机构		代理人
主权项
地址

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