Spiral acoustic waveguide electroacoustical transducing system,申请号EP20030100041-传众专利搜索

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发明名称	Spiral acoustic waveguide electroacoustical transducing system
摘要
申请公布号	EP1335629(B1)	申请公布日期	2009.03.25
申请号	EP20030100041	申请日期	2003.01.13
申请人	BOSE CORPORATION	发明人	NICHOLS, GEORGE
分类号	H04R1/02;H04R1/34;G10K11/02;H04R1/28;H04R1/30;H04R17/00	主分类号	H04R1/02
代理机构		代理人
主权项
地址

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