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经营范围
发明名称
Improvements in and relating to masks for the screens of cathode ray tubes
摘要
申请公布号
GB459355(A)
申请公布日期
1937.01.06
申请号
GB19360025853
申请日期
1936.09.23
申请人
THE GENERAL ELECTRIC COMPANY LIMITED;FREDERICK RAYMOND JONES
发明人
分类号
H04N5/65
主分类号
H04N5/65
代理机构
代理人
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地址
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