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发明名称
Improvements in and relating to cathode ray tubes
摘要
申请公布号
GB445975(A)
申请公布日期
1936.04.22
申请号
GB19350004628
申请日期
1935.02.13
申请人
FRANCOIS JOSEPH GERARD VAN DEN BOSCH
发明人
分类号
H01J29/94
主分类号
H01J29/94
代理机构
代理人
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