ELECTRO ACOUSTIC TRANSDUCER AND LOUDSPEAKER,申请号EP19890305309-传众专利搜索

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发明名称	ELECTRO ACOUSTIC TRANSDUCER AND LOUDSPEAKER
摘要
申请公布号	EP0344975(A3)	申请公布日期	1991.04.10
申请号	EP19890305309	申请日期	1989.05.25
申请人	ELIELI, BOAZ	发明人	ELIELI, BOAZ
分类号	H04R9/06;H04R1/24;(IPC1-7):H04R9/06	主分类号	H04R9/06
代理机构		代理人
主权项
地址

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