| 摘要 |
A device for fixing pieces of joinery to concrete panels, including a tubular member adapted for being embedded in the panel and having two bevelled opening ends, one of said ends opening on the face of the pannel, which supports the piece of joinery, whereas other end opens on the side face of the panel, and an anchoring member at right angles with the said supporting face. The tubular member lodges a securing screw.
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