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经营范围
发明名称
Luminescent material
摘要
申请公布号
US2203898(A)
申请公布日期
1940.06.11
申请号
US19380210278
申请日期
1938.05.26
申请人
GENERAL ELECTRIC COMPANY
发明人
VRIES REINIER W. P. DE
分类号
C09K11/02;C09K11/56;C09K11/63;C09K11/70
主分类号
C09K11/02
代理机构
代理人
主权项
地址
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