FIG. 1 is an exploded perspective view of an embodiment of a cube-holding frame including two end trays and two middle trays, with cubes shown in dashed outline positioned in various locations of the cube-holding frame, in accordance with the present invention;
FIG. 2 is a perspective view of the cube-holding frame shown in FIG. 1, with cubes shown in dashed outline positioned in various locations of the cube-holding frame;
FIG. 3 is a perspective view of a middle tray of the cube-holding frame shown in FIG. 1;
FIG. 4 is a front side elevational view of the middle tray of the cube-holding frame shown in FIG. 3, the left side elevational view, the right side elevational view, and the rear side elevational view of the middle tray each being idenitcal thereto;
FIG. 5 is a top plan view of the middle tray of the cube-holding frame shown in FIG. 3, the bottom plan view of the middle tray being a mirror image thereof;
FIG. 6 is a front sectional view of the middle tray of the cube-holding frame shown in FIG. 3, taken along the line 6-6 of FIG. 5;
FIG. 7 is a perspective view of an end tray of the cube-holding frame shown in FIG. 1;
FIG. 8 is a front side elevational view of the end tray of the cube-holding frame shown in FIG. 7, the left side elevational view, the right side elevational view, and the rear side elevational view of the end tray each being identical thereto;
FIG. 9 is a top plan view of the end tray of the cube-holding frame shown in FIG. 7;
FIG. 10 is a bottom plan view of the end tray of the cube-holding frame shown in FIG. 7; and,
FIG. 11 is a front sectional view of the end tray of the cube-holding frame shown in FIG. 7, taken along the line 11-11 of FIG. 9.
The dashed line showings of the cubes in FIGS. 1 and 2 are provided for the purpose of illustrating environment, and do not form part of the claimed invention.