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发明名称
Electrical testing apparatus
摘要
申请公布号
US2201562(A)
申请公布日期
1940.05.21
申请号
US19380207927
申请日期
1938.05.14
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
PAULSON CHRISTIAN
分类号
H04Q1/20
主分类号
H04Q1/20
代理机构
代理人
主权项
地址
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