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发明名称
Dispositif équipé d'un tube électronique pour hautes tensions
摘要
申请公布号
FR1200977(A)
申请公布日期
1959.12.28
申请号
FRD1200977
申请日期
1958.07.25
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J19/44
主分类号
H01J19/44
代理机构
代理人
主权项
地址
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