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发明名称
FREQUENCY SELECTIVE COUPLING DEVICES FOR USE ON HIGH RADIO FREQUENCIES
摘要
申请公布号
CA615393(A)
申请公布日期
1961.02.28
申请号
CAD615393
申请日期
申请人
CANADIAN MARCONI COMPANY
发明人
SAMUEL FEDIDA
分类号
主分类号
代理机构
代理人
主权项
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