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发明名称
AUTOMATIC CALL PROCESSING TEST SYSTEM FOR EXCHANGE
摘要
申请公布号
JPH03173259(A)
申请公布日期
1991.07.26
申请号
JP19890312573
申请日期
1989.12.01
申请人
NEC CORP
发明人
YAMAGUCHI NORIO
分类号
H04M3/26
主分类号
H04M3/26
代理机构
代理人
主权项
地址
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