Cover for Telephone

FIG. 1 is a top view showing our new design for a cover for telephone; FIG. 2 is a side perspective view showing the new design in an alternate configuration; FIG. 3 is a back perspective view showing the new design in an alternate configuration; FIG. 4 is a front view thereof; FIG. 5 is another back perspective view showing the new design in an alternate configuration; FIG. 6 is a left side view thereof; FIG. 7 is a back view thereof; FIG. 8 is a bottom view thereof; and, FIG. 9 is a right side view thereof. The broken lines illustrate portions of the covers for telephones that form no part of the claimed design.