Holding Device

FIG. 1 is a front, right side perspective view of a holding device, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines and low-saturation areas shown in the figures illustrate portions of the holding device that form no part of the claimed design.