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发明名称
Improvements in electric incandescent lamps
摘要
申请公布号
GB807137(A)
申请公布日期
1959.01.07
申请号
GB19560022524
申请日期
1956.07.20
申请人
GENERAL ELECTRIC COMPANY
发明人
分类号
H01J7/18;H01K1/54
主分类号
H01J7/18
代理机构
代理人
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