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发明名称
TUBO A RAGGI X.
摘要
申请公布号
IT7822614(D0)
申请公布日期
1978.04.21
申请号
IT19780022614
申请日期
1978.04.21
申请人
N. V. PHILIPS'GLOEILAMPENFABRIEKEN
发明人
分类号
G01N23/223;H01J35/16;H01J35/18;H01J35/32;(IPC1-7):H01J/
主分类号
G01N23/223
代理机构
代理人
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