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发明名称
AUTOMATIC NUMBER CHANGING SYSTEM
摘要
申请公布号
JPH06113020(A)
申请公布日期
1994.04.22
申请号
JP19920256055
申请日期
1992.09.25
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
INAGAKI MITSUHIRO;KAMAE NAOHIKO
分类号
H04M3/44;(IPC1-7):H04M3/44
主分类号
H04M3/44
代理机构
代理人
主权项
地址
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