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经营范围
发明名称
Phare non éblouissant.
摘要
申请公布号
BE452666(A1)
申请公布日期
1943.11.30
申请号
BE19430452666
申请日期
1943.10.11
申请人
DIETRICH F R
发明人
DIETRICH F R
分类号
F21V7/00;F21V7/04
主分类号
F21V7/00
代理机构
代理人
主权项
地址
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