| 摘要 |
A composite structure for supporting and displaying articles includes a main rectangular planar element having front, rear and opposed side edges, an auxiliary rectangular planar element having front, rear and opposed side edges one edge of the auxiliary rectangular planar element being of a configuration which is irregular and complementary to one irregular edge of the main rectangular planar element to define a disjointable irregular junction between the units together with a reinforcing under structure integrally formed with the lower surfaces of the main and auxiliary units and including a plurality of spaced apart longitudinal reinforcing ribs each of the reinforcing ribs being severed at the disjointable irregular junction to accommodate separation of the units.
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