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发明名称
An einer Bimetall-Lamelle sitzende Zuendelektrode fuer Quecksilberdampfgleichrichter
摘要
申请公布号
DE496460(C)
申请公布日期
1930.05.07
申请号
DENDATB137614D
申请日期
申请人
ANDRE BECQ;MARCEL DEMONTVIGNIER;HEWITTIC SOC. AN.
发明人
分类号
H01J13/48
主分类号
H01J13/48
代理机构
代理人
主权项
地址
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