发明名称 Location marker stake
摘要 A marker stake includes a ribbed spike having converging ribs directed towards a lowermost end for barring rotation of the spike, with the spike arranged for mounting an indicator shaft. The indicator shaft is arranged for removable mounting relative to the spike member, with a step plate arranged for removably mounting the organization relative to the spike member and the indicator shaft for indicating various geographical locations within a predetermined area.
申请公布号 US5247900(A) 申请公布日期 1993.09.28
申请号 US19920993369 申请日期 1992.12.18
申请人 SOBCZAK, HENRY G. 发明人 SOBCZAK, HENRY G.
分类号 G09F17/00 主分类号 G09F17/00
代理机构 代理人
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