Piezoelectric polymer speaker and method of manufacture thereof,申请号KR20070014286-传众专利搜索

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发明名称	Piezoelectric polymer speaker and method of manufacture thereof
摘要
申请公布号	KR100882262(B1)	申请公布日期	2009.02.09
申请号	KR20070014286	申请日期	2007.02.12
申请人		发明人
分类号	H04R17/00;H04R7/04;H04R19/01	主分类号	H04R17/00
代理机构		代理人
主权项
地址

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