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发明名称
摘要
申请公布号	JP2539351(Y2)	申请公布日期	1997.06.25
申请号	JP19900091224U	申请日期	1990.08.30
申请人		发明人
分类号	H04R1/02;H04R1/28;(IPC1-7):H04R1/02	主分类号	H04R1/02
代理机构		代理人
主权项
地址

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