Patent attributes
A product display rack having a plurality of interlocking modular units, each of which are capable of tessellation. Preferably, each unit comprises: four parallel wire members, the first and second of which define a base, and the third and fourth of which define a top; a first L-shaped flange and a second, parallel L-shaped flange, wherein said first and second L-shaped flanges are attached and parallel to said first and third wire members, respectively, and wherein further the first and second L-shaped flanges have their own respective receiving portions that face each other; a third L-shaped flange and a fourth, parallel L-shaped flange, wherein said third and fourth L-shaped flanges are attached and parallel to said third and fourth wire members, respectively, and wherein further the third and fourth L-shaped flanges each have their own respective receiving portions that face each other.