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发明名称
Lighting fixture support
摘要
申请公布号
US2820888(A)
申请公布日期
1958.01.21
申请号
US19560575520
申请日期
1956.04.02
申请人
PROGRESS MANUFACTURING COMPANY, INC.
发明人
FEKETE DANIEL
分类号
F21V17/00;F21V17/12
主分类号
F21V17/00
代理机构
代理人
主权项
地址
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