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经营范围
发明名称
Radiated-signal direction finder
摘要
申请公布号
GB689890(A)
申请公布日期
1953.04.08
申请号
GB19480033417
申请日期
1948.12.29
申请人
HAZELTINE CORPORATION
发明人
分类号
G01S13/42
主分类号
G01S13/42
代理机构
代理人
主权项
地址
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