We claim the ornamental design for a rear-view mirror device, as shown and described.
FIG. 1 is a perspective view of a rear-view mirror device of the present general inventive concept. The broken lines showing the attachment bracket are for illustrative purposes only, and form no part of the claimed design;
FIG. 2 is a front elevation view of the rear-view mirror device shown in FIG. 1;
FIG. 3 is a rear elevation view of the rear-view mirror device shown in FIG. 1;
FIG. 4 is a top plan view of the rear-view mirror device shown in FIG. 1;
FIG. 5 is a bottom plan view of the rear-view mirror device shown in FIG. 1; and,
FIG. 6 is a right side elevation view of the rear-view mirror device shown in FIG. 1, the left side elevation view being a mirror image thereof.