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发明名称
Preparation of halophosphate phosphors
摘要
申请公布号
US2755254(A)
申请公布日期
1956.07.17
申请号
US19490136426
申请日期
1949.12.31
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
BUTLER KEITH H.
分类号
C09K11/76
主分类号
C09K11/76
代理机构
代理人
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