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经营范围
发明名称
Photoelectric system
摘要
申请公布号
US2403609(A)
申请公布日期
1946.07.09
申请号
US19420469757
申请日期
1942.12.19
申请人
RADIO CORPORATION
发明人
PERKINS THEODORE B.
分类号
H01J40/14
主分类号
H01J40/14
代理机构
代理人
主权项
地址
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