The ornamental design for a panel for refrigerator, as shown and described.
FIG. 1 is a front perspective view of the panel for refrigerator showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a back perspective view thereof;
FIG. 9 is a partial enlarged view of the region 9 taken from FIG. 1;
FIG. 10 is a partial enlarged view of the region 10 taken from FIG. 6;
FIG. 11 is a partial enlarged view of the region 11 taken from FIG. 8;
FIG. 12 is a partial enlarged view of the region 12 taken from FIG. 8; and,
FIG. 13 is a perspective view showing the design in a state of use with the front panel removed for clarity.
The broken lines depict portions of the Panel for refrigerator that form no part of the claimed design. The long dash-short dash-long dash broken lines depict the boundary of the enlarged view on FIG. 9, taken from FIG. 1, FIG. 10 taken from FIG. 6, and FIGS. 11 and 12, taken from FIG. 8, forming no part of the claimed design. The portions of FIG. 13 drawn in broken lines show environmental structure only and form no part of the claimed design.