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发明名称
Blackout shield
摘要
申请公布号
US2316305(A)
申请公布日期
1943.04.13
申请号
US19420444809
申请日期
1942.05.28
申请人
WRIGHT DONALD H
发明人
WRIGHT DONALD H.
分类号
F21V11/00
主分类号
F21V11/00
代理机构
代理人
主权项
地址
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