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发明名称
METHOD FOR CHANGING SUBSCRIBER ACCOMMODATION INTO EXCHANGE
摘要
申请公布号
JPH0936956(A)
申请公布日期
1997.02.07
申请号
JP19950178921
申请日期
1995.07.14
申请人
HITACHI LTD;NIPPON TELEGR & TELEPH CORP <NTT>
发明人
ZAMA TOMIO;UJIHARA KAZUTO;YAMAGUCHI AKIRA;SATO YOSHIO;TOKUTAKE AKIRA
分类号
H04Q3/545;H04M3/00;H04Q11/04;(IPC1-7):H04M3/00
主分类号
H04Q3/545
代理机构
代理人
主权项
地址
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