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发明名称
Cathode émissive
摘要
申请公布号
FR934632(A)
申请公布日期
1948.05.27
申请号
FRD934632
申请日期
1946.10.03
申请人
LA VERRERIE SCIENTIFIQUE
发明人
TARBES PIERRE-JACQUES-ELOI
分类号
H01J17/06
主分类号
H01J17/06
代理机构
代理人
主权项
地址
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