ELECTRIC-ACOUSTIC TRANSDUCER HAVING MOVING MAGNET AND TRANSDUCING METHOD THEREOF,申请号EP19990972826-传众专利搜索

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发明名称	ELECTRIC-ACOUSTIC TRANSDUCER HAVING MOVING MAGNET AND TRANSDUCING METHOD THEREOF
摘要
申请公布号	EP1082872(A1)	申请公布日期	2001.03.14
申请号	EP19990972826	申请日期	1999.11.19
申请人	MICROTECH CORPORATION	发明人	YOO, DONG, OK;YOO, OK, JUNG
分类号	G10K9/12;G10K9/13;H04R11/02;H04R13/00;(IPC1-7):H04R11/00	主分类号	G10K9/12
代理机构		代理人
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