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发明名称
Perfectionnements aux dispositifs de transmission à ondes ultra-courtes
摘要
申请公布号
FR1138109(A)
申请公布日期
1957.06.11
申请号
FRD1138109
申请日期
1955.12.16
申请人
FERRANTI LIMITED
发明人
PATERSON JOHN
分类号
H01P5/18
主分类号
H01P5/18
代理机构
代理人
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