发明名称 MULTI-PURPOSE PORTABLE LAY-DOWN POST AND FENCING SYSTEM
摘要 A portable, fold-over post for use on both outdoor and indoor surfaces includes a vertical member; a first spring removably connected to the vertical member, said spring having a mounting spike integrally formed therewith for insertion into a soft, outdoor surface, and said spring allowing the post to fold over upon impact; and a foot assembly interchangeable with said spring and suitable for supporting said post on a hard surface.
申请公布号 WO2007005061(A8) 申请公布日期 2008.04.17
申请号 WO2006US04145 申请日期 2006.02.07
申请人 PENNING, DENNIS, E. 发明人 PENNING, DENNIS, E.
分类号 E04H17/16;E01F9/627;E04H17/18 主分类号 E04H17/16
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