发明名称 |
Retaining wall block system |
摘要 |
A retaining wall block system is described. The block system includes blocks of different sizes that are configured to be compatible with each other in the construction of a retaining wall or free-standing wall. Each block has at least three faces which are textured to produce the appearance of natural stone. The faces have varying sizes based on variations in width.
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申请公布号 |
US2005072095(A1) |
申请公布日期 |
2005.04.07 |
申请号 |
US20040996208 |
申请日期 |
2004.11.23 |
申请人 |
KEYSTONE RETAINING WALL SYSTEMS,INC. |
发明人 |
MACDONALD ROBERT A. |
分类号 |
E02D3/02;E02D5/00;E02D29/02;E04B2/02;E04C1/39;(IPC1-7):E04C2/04 |
主分类号 |
E02D3/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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