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发明名称
Verfahren zur Herstellung einer elektrischen Entladungsröhre.
摘要
申请公布号
AT145596(B)
申请公布日期
1936.05.11
申请号
ATD145596
申请日期
1932.05.06
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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