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发明名称
Appareil de prise de vues cinématographiques pour contrôle du tir à bord des avions
摘要
申请公布号
FR840779(A)
申请公布日期
1939.05.03
申请号
FRD840779
申请日期
1938.07.18
申请人
发明人
DEBRIE
分类号
F41G3/26;G03B21/32
主分类号
F41G3/26
代理机构
代理人
主权项
地址
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