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发明名称
ALLOCATION SYSTEM FOR TELEPHONE NUMBER
摘要
申请公布号
JPH04156754(A)
申请公布日期
1992.05.29
申请号
JP19900282218
申请日期
1990.10.19
申请人
NEC CORP
发明人
TSUNO TAKEYOSHI
分类号
H04M3/42;H04M1/56;H04M1/57;H04M3/533
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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