发明名称 Self locking paving stone, preferably with round or oval shape, comprises segments with faces and curved inner and outer sides
摘要 <p>The paving stone comprises segments (20) with a curved outer side (50), a curved inner side (60) and two faces (70). The stone comprises segment-shaped blocks (10) which form rings (40, 100) or ovals arranged concentrically a central region (30).</p>
申请公布号 DE20216064(U1) 申请公布日期 2003.03.06
申请号 DE2002216064U 申请日期 2002.10.18
申请人 AICHELER & BRAUN GMBH 发明人
分类号 E01C5/00;(IPC1-7):E01C5/00 主分类号 E01C5/00
代理机构 代理人
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