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发明名称
Indirect lighting luminair
摘要
申请公布号
US2058139(A)
申请公布日期
1936.10.20
申请号
US19350056677
申请日期
1935.12.30
申请人
EARL L. CANFIELD
发明人
DOANE LEROY C.
分类号
F21S6/00;F21V7/00;F21V21/06
主分类号
F21S6/00
代理机构
代理人
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地址
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