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经营范围
发明名称
Improvements in or relating to cathode-ray tubes
摘要
申请公布号
GB716162(A)
申请公布日期
1954.09.29
申请号
GB19520024980
申请日期
1952.10.06
申请人
PHILIPS ELECTRICAL INDUSTRIES LIMITED
发明人
分类号
H01J29/48
主分类号
H01J29/48
代理机构
代理人
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