发明名称 Paving slab is polygonal, circular or oval and has bores in its edges into which metal bars are inserted, allowing it to be connected to adjacent slabs
摘要 The paving slab is polygonal, circular or oval and has bores (1 - 4) in its edges into which metal bars (5 - 8) are inserted. These allow it to be connected to adjacent slabs.
申请公布号 FR2813086(A1) 申请公布日期 2002.02.22
申请号 FR20000010823 申请日期 2000.08.18
申请人 GERARD ROLAND MARIE JOSEPH YVES ... 发明人 GERARD ROLAND MARIE JOSEPH YVES ...
分类号 E01C5/06;(IPC1-7):E01C5/08;E01C9/00 主分类号 E01C5/06
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