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摘要
申请公布号
JPS5734715(B2)
申请公布日期
1982.07.24
申请号
JP19740124218
申请日期
1974.10.28
申请人
发明人
分类号
H04J1/00;H04J1/16;H04M9/00;H04Q11/02
主分类号
H04J1/00
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