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发明名称
Gas cushion keep-alive electrode
摘要
申请公布号
US3024382(A)
申请公布日期
1962.03.06
申请号
US19590838371
申请日期
1959.09.04
申请人
SCHAEFER DONALD L;WHITE JOHN E
发明人
SCHAEFER DONALD L.;WHITE JOHN E.
分类号
H01J13/34;H01J17/04;H01J17/30
主分类号
H01J13/34
代理机构
代理人
主权项
地址
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