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发明名称
Improvements in illumination devices
摘要
申请公布号
GB1014837(A)
申请公布日期
1965.12.31
申请号
GB19630012788
申请日期
1963.04.01
申请人
GENERAL ELECTRIC COMPANY
发明人
分类号
F21V7/00;F21V7/04
主分类号
F21V7/00
代理机构
代理人
主权项
地址
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