发明名称 Grille for closing road gutter comprises internal elastically deformable bar with locking finger at its free end located under grille external solid edge
摘要 The grille comprises an internal elastically deformable bar (2) having a locking finger (8) to the frame (7) at its free end. The finger is located under an external solid edge (9) of the grille so that it is protected and almost invisible from the outside when installed in the frame.
申请公布号 FR2843139(A1) 申请公布日期 2004.02.06
申请号 FR20020009895 申请日期 2002.08.02
申请人 NORINCO 发明人 MONNERET JEAN JACQUES
分类号 E02D29/14;E03F5/06;(IPC1-7):E03F5/06 主分类号 E02D29/14
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