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发明名称
Dispositif de projection électronoptique de l'image d'une cathode photo-électrique
摘要
申请公布号
FR1056055(A)
申请公布日期
1954.02.24
申请号
FRD1056055
申请日期
1951.11.05
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J29/66
主分类号
H01J29/66
代理机构
代理人
主权项
地址
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