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发明名称
Improvements in or relating to luminescent materials
摘要
申请公布号
GB628308(A)
申请公布日期
1949.08.25
申请号
GB19470016740
申请日期
1947.06.25
申请人
PHILIPS LAMPS LIMITED;SIEGFRIED ROTHSCHILD
发明人
分类号
C09K11/74
主分类号
C09K11/74
代理机构
代理人
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