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发明名称
Improvements in and relating to a device for tracing the trajectories of electrically charged particles in electric or magnetic fields
摘要
申请公布号
GB491587(A)
申请公布日期
1938.09.05
申请号
GB19370000256
申请日期
1937.01.05
申请人
THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED;DENNIS GABOR
发明人
分类号
G06G7/48
主分类号
G06G7/48
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代理人
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