The ornamental design for a rollerblindbox, as shown as shown and described.
FIG. 1 is a perspective view, taken from the top, rear, and left side, of a roller blind box, in accordance with our new design;
FIG. 2 is a perspective view, taken from the front and bottom thereof, shown with the right portion broken away for convenience of illustration;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a left side elevation view thereof;
FIG. 6 is a right side elevation view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof; and,
FIG. 9 is a perspective view, taken from the front and bottom thereof, shown with the left portion broken away for convenience of illustration.
The roller blind box is shown in the drawings with symbolic breaks in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design. The broken lines illustrate environmental structure which forms no part of the claimed design.