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发明名称
Improvements in or relating to cathode ray tubes
摘要
申请公布号
GB481430(A)
申请公布日期
1938.03.07
申请号
GB19360018720
申请日期
1936.07.06
申请人
RADIOAKTIENGESELLSCHAFT D. S. LOEWE
发明人
分类号
H01J29/58
主分类号
H01J29/58
代理机构
代理人
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