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发明名称
Direction finding system
摘要
申请公布号
US1991476(A)
申请公布日期
1935.02.19
申请号
US19320639592
申请日期
1932.10.26
申请人
GENERAL ELECTRIC COMPANY
发明人
THOMAS HENRY P.
分类号
主分类号
代理机构
代理人
主权项
地址
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