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发明名称
CONCRETE STONE
摘要
<p>Concrete stone, characterised in that it at least consists of two layers of concrete (3-4), whereby one of these layers (3-4) forms a top layer (3) and whereby at least these two layers (3-4) are made of hardened liquid concrete (6-7).</p>
申请公布号
WO2003078736(P1)
申请公布日期
2003.09.25
申请号
BE2003000034
申请日期
2003.02.27
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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