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发明名称
Phare anti-éblouissant
摘要
申请公布号
FR730684(A)
申请公布日期
1932.08.19
申请号
FRD730684
申请日期
1932.01.29
申请人
发明人
BERG DITLEV
分类号
F21V7/04
主分类号
F21V7/04
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代理人
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