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发明名称
摘要
申请公布号
FR2136560(A5)
申请公布日期
1972.12.22
申请号
FR19720014033
申请日期
1972.04.20
申请人
PHILIPS GLOEILAMPEN
发明人
分类号
H01J17/49;(IPC1-7):G09F13/00;H01J17/00
主分类号
H01J17/49
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