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发明名称
SYSTEM FOR REMOTE TESTING OF TELEPHONE SUBSCRIBERS' LINES
摘要
申请公布号
CA827751(A)
申请公布日期
1969.11.18
申请号
CAD827751
申请日期
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
CHAUNCEY R. DAVIES
分类号
主分类号
代理机构
代理人
主权项
地址
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