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发明名称
Dispositif indicateur de conducteur mobile par influence sur l'état de décharge d'un tube de décharge gazeux
摘要
申请公布号
FR825900(A)
申请公布日期
1938.03.16
申请号
FRD825900
申请日期
1937.08.25
申请人
KAPAZELLA A. G.
发明人
LAMM ARTHUR
分类号
H01J17/40
主分类号
H01J17/40
代理机构
代理人
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地址
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