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发明名称
Electron gun
摘要
申请公布号
US2467506(A)
申请公布日期
1949.04.19
申请号
US19440548053
申请日期
1944.08.04
申请人
FARNSWORTH RESEARCH CORPORATION
发明人
SNELL PHILIP A.
分类号
H01J29/82
主分类号
H01J29/82
代理机构
代理人
主权项
地址
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