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发明名称
TUBO DE RAYOS CATËDICOS
摘要
申请公布号
ES275202(A1)
申请公布日期
1962.05.01
申请号
ES19020002752
申请日期
1962.03.06
申请人
PHILIPS GLOEILAMPENFABRIEKEN N. V.
发明人
分类号
H01J29/32;(IPC1-7):H01J29/32
主分类号
H01J29/32
代理机构
代理人
主权项
地址
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