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发明名称
Automatic switching device
摘要
申请公布号
US2497671(A)
申请公布日期
1950.02.14
申请号
US19490077204
申请日期
1949.02.18
申请人
GENERAL ELECTRIC COMPANY
发明人
HARVEY BERNARD A.;PETERSON ERIC O.
分类号
H01Q1/24
主分类号
H01Q1/24
代理机构
代理人
主权项
地址
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