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发明名称
Luminair
摘要
申请公布号
US2067416(A)
申请公布日期
1937.01.12
申请号
US19310540226
申请日期
1931.05.27
申请人
HOLOPHANE COMPANY, INC.
发明人
ROLPH THOMAS W.
分类号
F21V7/09
主分类号
F21V7/09
代理机构
代理人
主权项
地址
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