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发明名称
Lamp
摘要
申请公布号
US1856073(A)
申请公布日期
1932.05.03
申请号
US19290349921
申请日期
1929.03.26
申请人
ELECTRIC SERVICE SUPPLIES COMPANY
发明人
GRAHAM HERBERT J.
分类号
F21S8/00;F21V17/00
主分类号
F21S8/00
代理机构
代理人
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