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经营范围
发明名称
Photoelectric tube
摘要
申请公布号
US2204388(A)
申请公布日期
1940.06.11
申请号
US19380187521
申请日期
1938.01.28
申请人
GENERAL ELECTRIC COMPANY
发明人
STEYSKAL HERBERT
分类号
H01J43/16
主分类号
H01J43/16
代理机构
代理人
主权项
地址
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