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经营范围
发明名称
Electron discharge devices incorporating electron multipliers
摘要
申请公布号
GB537276(A)
申请公布日期
1941.06.16
申请号
GB19390032813
申请日期
1939.12.22
申请人
STANDARD TELEPHONES AND CABLES LIMITED
发明人
分类号
H01J43/08
主分类号
H01J43/08
代理机构
代理人
主权项
地址
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