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经营范围
发明名称
Lustres aux gaz rares
摘要
申请公布号
FR853967(A)
申请公布日期
1940.04.02
申请号
FRD853967
申请日期
1938.11.29
申请人
发明人
NICOT GASTON LEON
分类号
F21V23/02;H01J61/98
主分类号
F21V23/02
代理机构
代理人
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