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经营范围
发明名称
Perfectionnement aux croisements de routes.
摘要
申请公布号
BE586020(A1)
申请公布日期
1960.04.19
申请号
BE19590586020
申请日期
1959.12.24
申请人
GEORG WILHELM ANSETH
发明人
GEORG WILHELM ANSETH
分类号
(IPC1-7):E01C
主分类号
(IPC1-7):E01C
代理机构
代理人
主权项
地址
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