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发明名称
Poste de signalisation optique
摘要
申请公布号
FR1038523(A)
申请公布日期
1953.09.29
申请号
FRD1038523
申请日期
1951.06.19
申请人
AUTOPHON S. A.
发明人
分类号
G08B3/10;G08B5/36
主分类号
G08B3/10
代理机构
代理人
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