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经营范围
发明名称
Directional aerial system
摘要
申请公布号
GB662576(A)
申请公布日期
1951.12.05
申请号
GB19490015864
申请日期
1949.06.14
申请人
SADIR CARPENTIER
发明人
分类号
G01S3/08;H01Q21/12
主分类号
G01S3/08
代理机构
代理人
主权项
地址
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