发明名称 Offset block and supporting post for roadway guardrail
摘要 A roadway guardrail system including a longitudinally extending guardrail supported by an array of spaced apart vertically mounted supporting posts and associated offset block whereas the supporting posts and/or the offset blocks are I beam shaped members.
申请公布号 US6007269(A) 申请公布日期 1999.12.28
申请号 US19980080359 申请日期 1998.01.12
申请人 MARINELLI, JOHN 发明人 MARINELLI, JOHN
分类号 E01F15/04;(IPC1-7):E01F15/04 主分类号 E01F15/04
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