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发明名称
Gaseous discharge device
摘要
申请公布号
US1930089(A)
申请公布日期
1933.10.10
申请号
US19320649396
申请日期
1932.12.29
申请人
GENERAL ELECTRIC COMPANY
发明人
FRIEDRICHSEN HEINRICH
分类号
H01J17/38
主分类号
H01J17/38
代理机构
代理人
主权项
地址
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