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发明名称
摘要
申请公布号	JPH0210694(U)	申请公布日期	1990.01.23
申请号	JP19880088995U	申请日期	1988.07.06
申请人		发明人
分类号	H04R1/44;H04R17/00;(IPC1-7):H04R1/44	主分类号	H04R1/44
代理机构		代理人
主权项
地址

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