The ornamental design for an appliance with a window, as shown and described.
FIG. 1 is a front-perspective view of a first embodiment of an ornamental design for an appliance with a window illustrated in the environment of a range with an upper door and lower drawer;
FIG. 2 is a front-view of the first embodiment of the appliance of FIG. 1;
FIG. 3 is a right-side view of the first embodiment of the appliance of FIG. 1, with the left side being identical;
FIG. 4 is a top view of the first embodiment of the appliance of FIG. 1;
FIG. 5 is a front-perspective view of a second embodiment of an ornamental design for an appliance with a window illustrated in the environment of a range with upper and lower doors;
FIG. 6 is a front-view of the second embodiment of the appliance of FIG. 5;
FIG. 7 is a right-side view of the second embodiment of the appliance of FIG. 5, with the left side being identical; and,
FIG. 8 is a top view of the first embodiment of the appliance of FIG. 5.
The structures depicted by means of broken lines in the figures have been show for illustrative purposes only and form no part of the claimed design. The bottom and rear views of both embodiments form no part of the ornamental design and is not shown.