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发明名称
Test set for measuring shunt delay times of telephone dials
摘要
申请公布号
US2935679(A)
申请公布日期
1960.05.03
申请号
US19560609290
申请日期
1956.09.11
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
MORTON KENNETH L.
分类号
H04M1/24
主分类号
H04M1/24
代理机构
代理人
主权项
地址
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