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发明名称
Traffic lane marker
摘要
申请公布号
US1927756(A)
申请公布日期
1933.09.19
申请号
US19320588203
申请日期
1932.01.22
申请人
PURDUE RESEARCH FOUNDATION
发明人
ROSS DAVID E.
分类号
E01F9/06
主分类号
E01F9/06
代理机构
代理人
主权项
地址
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