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发明名称
Lighting construction
摘要
申请公布号
US1903087(A)
申请公布日期
1933.03.28
申请号
US19310548390
申请日期
1931.07.02
申请人
BENJAMIN ELECTRIC MANUFACTURING COMPANY
发明人
BENJAMIN REUBEN B.;WATERBURY JOHN H.
分类号
F21V5/00
主分类号
F21V5/00
代理机构
代理人
主权项
地址
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