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发明名称
Dispositif de projection fixe et cinématographique notamment pour voiture de cheminde fer, et voiture équipée à l'aide de ces dispositifs
摘要
申请公布号
FR924517(A)
申请公布日期
1947.08.07
申请号
FRD924517
申请日期
1946.03.27
申请人
发明人
HUC MARCEL-JOSEPH-JEAN-M
分类号
G03B15/08
主分类号
G03B15/08
代理机构
代理人
主权项
地址
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