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经营范围
发明名称
Improvements in and relating to electric incandescent lamps
摘要
申请公布号
GB900200(A)
申请公布日期
1962.07.04
申请号
GB19610007822
申请日期
1961.03.03
申请人
UNION CARBIDE CORPORATION
发明人
分类号
H01K1/50;H01K1/54
主分类号
H01K1/50
代理机构
代理人
主权项
地址
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