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发明名称
摘要
申请公布号
JPS5152244(Y1)
申请公布日期
1976.12.14
申请号
JP19750056069U
申请日期
1975.04.24
申请人
发明人
分类号
H04L1/08;G06K7/00;G06K7/10;H04B1/00;H04L13/00;H04L29/00;(IPC1-7):H04L13/00
主分类号
H04L1/08
代理机构
代理人
主权项
地址
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