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发明名称
SYSTEM FOR CORRECTING TRUNK TESTING LEVEL DIAGRAM
摘要
申请公布号
JPS6378648(A)
申请公布日期
1988.04.08
申请号
JP19860221805
申请日期
1986.09.22
申请人
HITACHI LTD
发明人
NUNOME KATSUKI;FUKUDA YASUSHI
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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