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发明名称
Verfahren zur Verhuetung des schaedlichen Durchhanges schraubenfoermiger, elektrischer Gluehkoerper
摘要
申请公布号
DE534925(C)
申请公布日期
1931.10.06
申请号
DE1927V022381D
申请日期
1927.04.10
申请人
VEREINIGTE GLUEHLAMPEN UND ELECTRICITAETS ACT.-GES.
发明人
分类号
H01K3/02
主分类号
H01K3/02
代理机构
代理人
主权项
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