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经营范围
发明名称
Electric protective arrangement
摘要
申请公布号
US2273588(A)
申请公布日期
1942.02.17
申请号
US19400327453
申请日期
1940.04.02
申请人
GENERAL ELECTRIC COMPANY
发明人
NEHER JOHN H.
分类号
H02H3/30
主分类号
H02H3/30
代理机构
代理人
主权项
地址
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