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发明名称
摘要
申请公布号
JPH0262855(U)
申请公布日期
1990.05.10
申请号
JP19880142870U
申请日期
1988.10.31
申请人
发明人
分类号
H04J1/16;(IPC1-7):H04J1/16
主分类号
H04J1/16
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