发明名称 Portable tennis court surface - is made up of non-interconnecting flexible blocks mounted in transportable frame
摘要 <p>The sports surface for tennis is made up of impermeable, non-interconnecting blocks (21) which can be installed by hand, into, or withdrawn from, a fixed or transportable frame. The blocks are flexible allowing installation directly onto the ground without any preparation other than simple levelling if necessary. The blocks are of moulded plastics with metallic reinforcement (23) and have voids (25) in their lower faces and convex upper faces (22) which, when installed, become flat under their own weight. Grooves.</p>
申请公布号 FR2467914(A1) 申请公布日期 1981.04.30
申请号 FR19790026411 申请日期 1979.10.24
申请人 BLONDEL GEORGES 发明人
分类号 E01C13/04;(IPC1-7):01C13/00 主分类号 E01C13/04
代理机构 代理人
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