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发明名称
Improvements in luminescent materials
摘要
申请公布号
GB528828(A)
申请公布日期
1940.11.07
申请号
GB19390014539
申请日期
1939.05.16
申请人
LEONARD ANGELO LEVY;DONALD WILLOUGHBY WEST
发明人
分类号
C09K11/68
主分类号
C09K11/68
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代理人
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