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发明名称
PRIVATE BRANCH EXCHANGE
摘要
申请公布号
JPH06233341(A)
申请公布日期
1994.08.19
申请号
JP19930013050
申请日期
1993.01.29
申请人
TOSHIBA CORP
发明人
KAJI AKIYOSHI;SHIBATA TSUTOMU
分类号
H04M3/42;H04Q3/58;(IPC1-7):H04Q3/58
主分类号
H04M3/42
代理机构
代理人
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地址
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