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发明名称
INTERSTATION LINE TEST SYSTEM FOR ELECTRONIC EXCHANGE
摘要
申请公布号
JPH0326145(A)
申请公布日期
1991.02.04
申请号
JP19890161497
申请日期
1989.06.23
申请人
NEC CORP
发明人
KOBAYASHI YASUO
分类号
H04M3/26;H04M3/32
主分类号
H04M3/26
代理机构
代理人
主权项
地址
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