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经营范围
发明名称
Rond-point de circulation
摘要
申请公布号
FR1204962(A)
申请公布日期
1960.01.29
申请号
FRD1204962
申请日期
1958.10.17
申请人
发明人
CEDENO ARTURO OLIVERO
分类号
E01C1/04
主分类号
E01C1/04
代理机构
代理人
主权项
地址
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