Abstract: A computer casing including an upper frame having two downwardly depending legs one at a side thereof, a lower frame having two upwardly extending lugs one at a side thereof, a front frame secured between front ends of the upper frame and the lower frame, a rear frame fitted between rear ends of the upper frame and the lower frame, an upper board adapted to engage with a top of the upper frame, and a pair of side covers each engaged with one side of the casing, whereby a plurality of similar computer casings can be conveniently connected together so as to allow for an expansion of its internal space to be readily accommodated.

Abstract: "Monoblock Pallet" comprising only one pressed piece (10) constituted of at least one core in metallic wiring (1) impregnated with a curable material, one lining layer (3) of a curable material impregnated with fragmentary material (2), one layer of reticulated strips (4) of an elastically resistant material impregnated with a curable material (5), and two external layers of a non-slipping material (6), which define the upper area (8) of contact and accommodation of the load, and the lower or inferior area (7) for the insertion of the loading forks of a piler machine.