Electro-acoustic converter,申请号AU20020015640-传众专利搜索

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法人/股东/高管

发明名称	Electro-acoustic converter
摘要
申请公布号	AU777224(B2)	申请公布日期	2004.10.07
申请号	AU20020015640	申请日期	2002.02.15
申请人	BARRY ARNSTEIN	发明人	BARRY ARNSTEIN
分类号	H04R5/02;H04R7/12;H04R9/06;(IPC1-7):H04R7/12	主分类号	H04R5/02
代理机构		代理人
主权项
地址

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