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发明名称
Lighting fixture support
摘要
申请公布号
US1977883(A)
申请公布日期
1934.10.23
申请号
US19320638668
申请日期
1932.10.20
申请人
JOSEPH LEVY
发明人
LEVY JOSEPH
分类号
F21V21/30
主分类号
F21V21/30
代理机构
代理人
主权项
地址
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