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发明名称
Appareil destiné à dévier les rayons lumineux en vue de la réalisation d'une signalisation optique de toutes couleurs
摘要
申请公布号
FR807805(A)
申请公布日期
1937.01.22
申请号
FRD807805
申请日期
1936.07.03
申请人
发明人
PERINI ANTONIO
分类号
F21V9/08;G09F13/16
主分类号
F21V9/08
代理机构
代理人
主权项
地址
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