| 摘要 |
<p>The tray comprises a modular frame formed by four side members apt to be orthogonally joined end to end with each other. The tray is characterized in that each side member comprises on the inner surface of its end portions two lugs with a pocket at their front end and two recesses each with a projection, respectively, said pockets resiliently fitting around and gripping the projections of the adjacent orthogonal side member. <IMAGE></p> |
