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发明名称
Perfectionnements apportés aux tubes de décharge pour le maintien d'une constance de tension
摘要
申请公布号
FR804594(A)
申请公布日期
1936.10.27
申请号
FRD804594
申请日期
1936.04.04
申请人
STABILOVOLT G. M. B. H.
发明人
分类号
H01J17/30;H01J17/42
主分类号
H01J17/30
代理机构
代理人
主权项
地址
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