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发明名称
COMMON CHANNEL SIGNAL SYSTEM
摘要
申请公布号
JPH04123650(A)
申请公布日期
1992.04.23
申请号
JP19900245852
申请日期
1990.09.14
申请人
NEC CORP
发明人
ARIMURA MIKIO
分类号
H04M3/22;H04M3/36;H04M7/06
主分类号
H04M3/22
代理机构
代理人
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