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发明名称
System for directional interchange of energy between wave guides and free space
摘要
申请公布号
US2574433(A)
申请公布日期
1951.11.06
申请号
US19430504638
申请日期
1943.10.01
申请人
CLAPP ROGER E
发明人
CLAPP ROGER E.
分类号
H01Q21/00
主分类号
H01Q21/00
代理机构
代理人
主权项
地址
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