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经营范围
发明名称
Improvements in or relating to aerials
摘要
申请公布号
GB669504(A)
申请公布日期
1952.04.02
申请号
GB19500008501
申请日期
1950.04.04
申请人
ERIC HERBERT ALLEN
发明人
分类号
H01Q9/08
主分类号
H01Q9/08
代理机构
代理人
主权项
地址
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