| 摘要 |
<p>Apparatus for fixing a U-shaped frame 20 to a wall 57, consisting of a Z-shaped support portion 30, a retaining portion 51 and a clamping portion 58 which are profiled for interengagement as shown in Figs. 5, 6 and 8... 12 (not shown) and bolted together adjustably to accommodate different thicknesses of walls 57. <IMAGE></p> |
