UNIDIRECTIONAL EAR MICROPHONE WITH MULTIPLE OPENINGS,申请号EP19940912925-传众专利搜索

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发明名称	UNIDIRECTIONAL EAR MICROPHONE WITH MULTIPLE OPENINGS
摘要
申请公布号	EP0692169(B1)	申请公布日期	2003.07.02
申请号	EP19940912925	申请日期	1994.04.01
申请人	JABRA CORPORATION	发明人	NORRIS, ELWOOD, G.;MCCLENDON, CHARLES, L.
分类号	H04R5/027;H04M1/03;H04M1/05;H04M1/60;H04R1/00;H04R1/08;H04R1/10;(IPC1-7):H04M1/00;H04R1/46;H04R25/00	主分类号	H04R5/027
代理机构		代理人
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