发明名称 Retaining wall block system and method with varying block face sizes
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.
申请公布号 US6447213(B1) 申请公布日期 2002.09.10
申请号 US20000652566 申请日期 2000.08.31
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):E02D3/02;E02D17/20 主分类号 E02D3/02
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