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经营范围
发明名称
Improvements in or relating to photoelectric cells
摘要
申请公布号
GB576414(A)
申请公布日期
1946.04.03
申请号
GB19410006517
申请日期
1941.05.21
申请人
ELECTRICAL RESEARCH PRODUCTS INC.
发明人
分类号
H01J40/04
主分类号
H01J40/04
代理机构
代理人
主权项
地址
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