发明名称 Retaining wall block with face connection
摘要 Single and multiple retaining wall blocks and block systems are disclosed. The blocks are provided with a face connection system which includes at least one front lip extending from a top surface of the block and a bottom channel formed into a front face and bottom surface of the block. The front lips have a length which is less than the width of the blocks.
申请公布号 US2006110223(A1) 申请公布日期 2006.05.25
申请号 US20050284151 申请日期 2005.11.21
申请人 DAWSON WILLIAM B;MACDONALD ROBERT A 发明人 DAWSON WILLIAM B.;MACDONALD ROBERT A.
分类号 E02D17/00;E04C2/04 主分类号 E02D17/00
代理机构 代理人
主权项
地址