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发明名称
Kathodenstrahlroehre mit mehreren in je zwei feste Lagen ablenkbaren Elektronenbuendeln
摘要
申请公布号
DE932736(C)
申请公布日期
1955.09.08
申请号
DE1954N008376
申请日期
1954.01.30
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
ALMA GERRIT HENDRIK PETRUS
分类号
H01J31/04
主分类号
H01J31/04
代理机构
代理人
主权项
地址
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