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发明名称
DATA TRANSMISSION LINE TEST SYSTEM
摘要
申请公布号
JPH03101453(A)
申请公布日期
1991.04.26
申请号
JP19890238496
申请日期
1989.09.14
申请人
NEC CORP
发明人
SUZUKI YUICHI
分类号
H04M3/30;H04L29/14
主分类号
H04M3/30
代理机构
代理人
主权项
地址
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