发明名称 Vehicle ramp
摘要 A vehicle ramp comprising two outer side rails, a plurality of rungs configured to extend between the side rails, and at least one connecting member configured to releasably secure the side rails in place with the rungs therebetween. A plurality of slots in each side rail are configured to receive opposing ends of the rungs and to hold the same in place when the side rails are secured together by the connecting member.
申请公布号 US7430775(B2) 申请公布日期 2008.10.07
申请号 US20020318425 申请日期 2002.12.13
申请人 PRAIRIE VIEW INDUSTRIES, INC. 发明人 ALLEN RICHARD D.
分类号 E01D1/00 主分类号 E01D1/00
代理机构 代理人
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