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发明名称
Procédé de fonctionnement de tubes à décharge dans le gaz à colonne lumineuse positive, en particulier de lampes à vapeur métallique pour la télévision
摘要
申请公布号
FR768425(A)
申请公布日期
1934.08.06
申请号
FRD768425
申请日期
1934.02.09
申请人
FERNSEH A. G.
发明人
分类号
H01J61/52
主分类号
H01J61/52
代理机构
代理人
主权项
地址
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