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发明名称	SPEAKER
摘要
申请公布号	JPH0344297(A)	申请公布日期	1991.02.26
申请号	JP19890178019	申请日期	1989.07.12
申请人	MEISEI SANGYO:KK	发明人	HOYA JUNSUKE
分类号	H04R9/04	主分类号	H04R9/04
代理机构		代理人
主权项
地址

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