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发明名称
Improvements in or relating to flourescent screens and methods for the production thereof
摘要
申请公布号
GB546216(A)
申请公布日期
1942.07.02
申请号
GB19410004141
申请日期
1941.03.27
申请人
ELECTRICAL RESEARCH PRODUCTS INC.
发明人
分类号
H01J9/22
主分类号
H01J9/22
代理机构
代理人
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