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发明名称
Aerial coupling units
摘要
申请公布号
GB668223(A)
申请公布日期
1952.03.12
申请号
GB19490033022
申请日期
1949.12.23
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
COWIE ALEXANDER;JOHNSON WILLIAM ARTHUR
分类号
H01Q1/28
主分类号
H01Q1/28
代理机构
代理人
主权项
地址
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