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经营范围
发明名称
Improvements in or relating to resonant lines for ultra high radio frequencies
摘要
申请公布号
GB569655(A)
申请公布日期
1945.06.04
申请号
GB19400017285
申请日期
1940.12.04
申请人
FERRANTI LIMITED;RONALD GEORGE BUTLER GWYR;JOHN FREDERICK CAPPER
发明人
分类号
H01P7/02
主分类号
H01P7/02
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代理人
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