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经营范围
发明名称
Vehicle crash barrier
摘要
申请公布号
US5022782(A)
申请公布日期
1991.06.11
申请号
US19890452791
申请日期
1989.12.18
申请人
ENERGY ABSORPTION SYSTEMS, INC.
发明人
GERTZ, DAVID C.;KRAGE, WILLIAM G.
分类号
E01F15/04;E01F15/14
主分类号
E01F15/04
代理机构
代理人
主权项
地址
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