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发明名称
TEST SYSTEM FOR SUBSCRIBER LINE SYSTEM
摘要
申请公布号
JPH02271736(A)
申请公布日期
1990.11.06
申请号
JP19890093401
申请日期
1989.04.12
申请人
NEC CORP
发明人
KAWARADA SATORU
分类号
H04M3/30;H04L12/26
主分类号
H04M3/30
代理机构
代理人
主权项
地址
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