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发明名称
Indicateurs lumineux portables de changement de direction pour cyclistes et motocyclistes
摘要
申请公布号
FR1124927(A)
申请公布日期
1956.10.22
申请号
FRD1124927
申请日期
1955.02.26
申请人
发明人
ROUFFIAC ROBERT-JEAN-EDOUARD
分类号
F21V33/00;G09F21/02
主分类号
F21V33/00
代理机构
代理人
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