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发明名称
Dispositif de signalisation lumineux pour assurer en toute sécurité l'atterrissage de nuit des aéroplanes
摘要
申请公布号
FR709125(A)
申请公布日期
1931.08.03
申请号
FRD709125
申请日期
1931.01.10
申请人
发明人
SOUCEK GEORGES
分类号
B64F1/20
主分类号
B64F1/20
代理机构
代理人
主权项
地址
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