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经营范围
发明名称
Electric lamp manufacture
摘要
申请公布号
US2832883(A)
申请公布日期
1958.04.29
申请号
US19530399782
申请日期
1953.12.22
申请人
GENERAL ELECTRIC COMPANY
发明人
BECHARD CONRAD E.
分类号
H01J5/62
主分类号
H01J5/62
代理机构
代理人
主权项
地址
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