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发明名称
Nouveau tube pour ondes ultra-courtes
摘要
申请公布号
FR1014858(A)
申请公布日期
1952.08.25
申请号
FRD1014858
申请日期
1950.03.20
申请人
COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL
发明人
分类号
H01J25/587
主分类号
H01J25/587
代理机构
代理人
主权项
地址
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