ELECTRO ACOUSTIC TRANSDUCER,申请号EP20060748074-传众专利搜索

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发明名称	ELECTRO ACOUSTIC TRANSDUCER
摘要
申请公布号	EP1900249(A1)	申请公布日期	2008.03.19
申请号	EP20060748074	申请日期	2006.06.30
申请人	EHRLUND, GOERAN	发明人	EHRLUND, GOERAN
分类号	H04R19/04	主分类号	H04R19/04
代理机构		代理人
主权项
地址

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