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发明名称
Elektronenroehre mit in Deckung befindlichen Gitterwindungen mindestens zweier Gitter
摘要
申请公布号
DE1131814(B)
申请公布日期
1962.06.20
申请号
DE1961V020715
申请日期
1961.05.26
申请人
VEB FUNKWERK ERFURT
发明人
KOENIG WOLFGANG;LANGGUTH KARL
分类号
H01J19/00
主分类号
H01J19/00
代理机构
代理人
主权项
地址
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