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发明名称
Wave-signal directional coupler
摘要
申请公布号
US2575571(A)
申请公布日期
1951.11.20
申请号
US19470747822
申请日期
1947.05.13
申请人
HAZELTINE RESEARCH, INC.
发明人
WHEELER HAROLD A.
分类号
H01P5/18
主分类号
H01P5/18
代理机构
代理人
主权项
地址
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