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发明名称
Breaker device for electrical circuits
摘要
申请公布号
US2312980(A)
申请公布日期
1943.03.02
申请号
US19410377634
申请日期
1941.02.06
申请人
THE SEYMOUR CORPORATION OF DELAWARE
发明人
ROOT JOHN J.
分类号
主分类号
代理机构
代理人
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