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发明名称
Improvements in and relating to electric incandescent lamps
摘要
申请公布号
GB673487(A)
申请公布日期
1952.06.04
申请号
GB19500011242
申请日期
1950.05.05
申请人
LUMALAMPAN AKTIEBOLAG
发明人
HORBERG ERIK ALLAN
分类号
H01K1/46
主分类号
H01K1/46
代理机构
代理人
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