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发明名称
COINCIDENCE TEST ARRANGEMENT FOR A TELEPHONE SYSTEM
摘要
申请公布号
CA671441(A)
申请公布日期
1963.10.01
申请号
CAD671441
申请日期
申请人
AUTOMATIC ELECTRIC LABORATORIES
发明人
PIERRE M. LUCAS;MICHEL M. ROUZIER
分类号
主分类号
代理机构
代理人
主权项
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