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发明名称
COMMUNICATION CHARGE MANAGEMENT TELEPHONE EXCHANGE SYSTEM
摘要
申请公布号
JPH01265655(A)
申请公布日期
1989.10.23
申请号
JP19880093425
申请日期
1988.04.18
申请人
HITACHI TEREKOMU TECHNOL:KK
发明人
SUGA YOSHITAKA;KURUMADA TOSHIMI
分类号
G07F7/08;H04M15/00
主分类号
G07F7/08
代理机构
代理人
主权项
地址
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