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发明名称
Electron optical instrument and camera therefor
摘要
申请公布号
US2483872(A)
申请公布日期
1949.10.04
申请号
US19450627953
申请日期
1945.11.10
申请人
GENERAL ELECTRIC COMPANY
发明人
BENSEN IGOR B.
分类号
H01J37/22
主分类号
H01J37/22
代理机构
代理人
主权项
地址
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