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发明名称
TRAFFIC CONTROL BARRIER
摘要
申请公布号
SU1701781(A1)
申请公布日期
1991.12.30
申请号
SU19894757680
申请日期
1989.11.09
申请人
KIM SERGEJ M,SU
发明人
KIM SERGEJ M,SU
分类号
E01F13/00
主分类号
E01F13/00
代理机构
代理人
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