ACOUSTIC TRANSDUCER WITH IMPROVED ACOUSTIC DAMPER,申请号EP20010916196-传众专利搜索

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发明名称	ACOUSTIC TRANSDUCER WITH IMPROVED ACOUSTIC DAMPER
摘要
申请公布号	EP1258167(B1)	申请公布日期	2009.09.30
申请号	EP20010916196	申请日期	2001.02.23
申请人	KNOWLES ELECTRONICS, LLC	发明人	KEAREY, STEVE
分类号	H04R19/01;H04R1/22;H04R1/28	主分类号	H04R19/01
代理机构		代理人
主权项
地址

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