发明名称 Concrete form anchor device, system and method for forming trenches
摘要 A system for forming a concrete trench which includes an anchor device and/or method to retain a concrete form at a specific height above the ground in order to facilitate the forming of the trench. A portion of the anchor device is retained in the ground and the anchor device includes an attachment portion, ground engaging portion, and a body portion.
申请公布号 US2009309007(A1) 申请公布日期 2009.12.17
申请号 US20080157667 申请日期 2008.06.12
申请人 HAZELWOOD ANTHONY J 发明人 HAZELWOOD ANTHONY J.
分类号 E04G17/06;E04B1/00 主分类号 E04G17/06
代理机构 代理人
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