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发明名称
摘要
申请公布号	JPH0415341(U)	申请公布日期	1992.02.07
申请号	JP19900055023U	申请日期	1990.05.26
申请人		发明人
分类号	H04R17/00;H04M1/03;(IPC1-7):H04M1/03	主分类号	H04R17/00
代理机构		代理人
主权项
地址

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