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经营范围
发明名称
CATHODE RAY TUBE AND ELECTRON GUN THEREFOR
摘要
申请公布号
CA577399(A)
申请公布日期
1959.06.09
申请号
CAD577399
申请日期
申请人
GENERAL ELECTRIC COMPANY
发明人
JAMES MARTIN LAFFERTY
分类号
主分类号
代理机构
代理人
主权项
地址
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