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发明名称
Tube d'exploration pour la télévision
摘要
申请公布号
FR851477(A)
申请公布日期
1940.01.09
申请号
FRD851477
申请日期
1939.03.11
申请人
FERNSEH AKTIENGESELLSCHAFT
发明人
分类号
H01J29/41
主分类号
H01J29/41
代理机构
代理人
主权项
地址
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