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发明名称
Photoelectric device
摘要
申请公布号
US2121636(A)
申请公布日期
1938.06.21
申请号
US19370144895
申请日期
1937.05.26
申请人
GENERAL ELECTRIC COMPANY
发明人
KOLLER LEWIS R.
分类号
H01J40/06
主分类号
H01J40/06
代理机构
代理人
主权项
地址
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