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发明名称
摘要
申请公布号
JPH0785553(B2)
申请公布日期
1995.09.13
申请号
JP19870239502
申请日期
1987.09.22
申请人
发明人
分类号
H04J3/12;H04J3/00;H04L5/22;(IPC1-7):H04L5/22
主分类号
H04J3/12
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