发明名称 Ladder base anchoring device
摘要 A ladder anchoring device that consists of a horizontal board and a vertical member and the vertical member is welded to the horizontal board to form a T-shaped object. When hammering the device into the ground, the vertical member will be partially underneath the ground while the ladder leans against the horizontal board to provide stability.
申请公布号 US2006254856(A1) 申请公布日期 2006.11.16
申请号 US20050128113 申请日期 2005.05.12
申请人 KUNIEWICH SCOTT;CHANG CHRISTINE 发明人 KUNIEWICH SCOTT;CHANG CHRISTINE
分类号 E06C7/42 主分类号 E06C7/42
代理机构 代理人
主权项
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