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发明名称
Electric discharge device and electrode therefor
摘要
申请公布号
US2499506(A)
申请公布日期
1950.03.07
申请号
US19440553531
申请日期
1944.09.11
申请人
GENERAL ELECTRIC COMPANY
发明人
JOHNSON LYMAN B.
分类号
H01J61/073
主分类号
H01J61/073
代理机构
代理人
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地址
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