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发明名称
Improvements in fluorescent products and methods of preparation thereof
摘要
申请公布号
GB588295(A)
申请公布日期
1947.05.20
申请号
GB19440008086
申请日期
1944.04.29
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
分类号
H01J29/18
主分类号
H01J29/18
代理机构
代理人
主权项
地址
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