| 摘要 |
<p>The case characterizes in that the disc supporting plate which is rotable on journals located in the vicinity of the rear edge of the container portion, is formed with a raised flange which overlaps the upper border of the rear wall of the container portion of said case, its length corresponding to the total length comprised between the internal face of the front wall of the container portion of the case and the rear face of the rear wall of the same container portion. <IMAGE></p> |
