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经营范围
发明名称
Perfectionnement aux engins de signalisation de 25 m/m
摘要
申请公布号
FR862885(A)
申请公布日期
1941.03.18
申请号
FRD862885
申请日期
1940.01.16
申请人
发明人
ANDRE DELES LOUIS, EUGENE,
分类号
F42B5/285
主分类号
F42B5/285
代理机构
代理人
主权项
地址
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