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经营范围
发明名称
Freeway safety device
摘要
申请公布号
US3266013(A)
申请公布日期
1966.08.09
申请号
US19640362381
申请日期
1964.04.24
申请人
SCHMIDT LOTHAR V B
发明人
SCHMIDT LOTHAR V. B.
分类号
E01F13/10
主分类号
E01F13/10
代理机构
代理人
主权项
地址
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