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经营范围
发明名称
Tube électronique
摘要
申请公布号
FR1321770(A)
申请公布日期
1963.03.22
申请号
FR19620895959
申请日期
1962.04.27
申请人
COMPAGNIE FRANCAISE THOMSON-HOUSTON
发明人
分类号
H01J21/36
主分类号
H01J21/36
代理机构
代理人
主权项
地址
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