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发明名称
Improvements in or relating to directional aerials
摘要
申请公布号
GB424698(A)
申请公布日期
1935.02.27
申请号
GB19330029357
申请日期
1933.10.23
申请人
EDWARD CECIL CORK;ERIC LAWRENCE CASLING WHITE
发明人
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主分类号
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