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发明名称
LINE HOLDING SYSTEM FOR PRIVATE BRANCH EXCHANGE
摘要
申请公布号
JPH01320895(A)
申请公布日期
1989.12.26
申请号
JP19880152181
申请日期
1988.06.22
申请人
TOSHIBA CORP
发明人
YABU KOICHIRO
分类号
H04Q3/58
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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