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发明名称
Improved method of influencing an electric current by radiation
摘要
申请公布号
GB380740(A)
申请公布日期
1932.09.22
申请号
GB19320009613
申请日期
1932.04.04
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J40/16
主分类号
H01J40/16
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