发明名称 Cast stone for fixing exterior traffic surfaces
摘要 There has been disclosed a cast stone (1) for securing traffic areas outdoors, with the stone (1) bearing at least one pair consisting of a protrusion (9) and an adjacent recess (10) substantially matching the form of the protrusion of the adjoining laid stone (1). It is provided that the tip of the protrusion (9) and the bottom (13) of the recess (10) have an integrally moulded layer (12) of material facing away from the associated lateral face (3, 4).
申请公布号 US2003121229(A1) 申请公布日期 2003.07.03
申请号 US20020310916 申请日期 2002.12.06
申请人 SCHMITZ MICHAEL 发明人 SCHMITZ MICHAEL
分类号 E01C5/06;(IPC1-7):E04C2/04;E01C5/00 主分类号 E01C5/06
代理机构 代理人
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