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发明名称
CIRCUIT SWITCHING CONTROL SYSTEM
摘要
申请公布号
JPH0583418(A)
申请公布日期
1993.04.02
申请号
JP19910243108
申请日期
1991.09.24
申请人
HITACHI LTD
发明人
ONO SHUJI;YAMAGUCHI SHOJI;OKADA MASAKAZU
分类号
G06F13/00;H04B1/74;H04L1/22;H04M11/00
主分类号
G06F13/00
代理机构
代理人
主权项
地址
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