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发明名称
Perfectionnements aux tubes à décharge à enveloppe métallique
摘要
申请公布号
FR848095(A)
申请公布日期
1939.10.23
申请号
FRD848095
申请日期
1938.12.28
申请人
COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON
发明人
分类号
F01K27/00;H01J19/02
主分类号
F01K27/00
代理机构
代理人
主权项
地址
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