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申请公布号
JPS52161013(U)
申请公布日期
1977.12.07
申请号
JP19760068898U
申请日期
1976.05.31
申请人
发明人
分类号
H04Q3/42;(IPC1-7):H04Q3/42
主分类号
H04Q3/42
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