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发明名称
ELECTRONIC EXCHANGE
摘要
申请公布号
JPH0670002(A)
申请公布日期
1994.03.11
申请号
JP19920222535
申请日期
1992.08.21
申请人
TOSHIBA CORP
发明人
HOSAKA MITSURU;SHIRAKAWA MASAKAZU
分类号
H04M3/00;H04M3/42;H04Q3/58;(IPC1-7):H04M3/00
主分类号
H04M3/00
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代理人
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