The ornamental design for a telephonebooth, as shown and described.
FIG. 1 is a perspective view of a telephone booth, showing our new design;
FIG. 2 is another perspective view thereof, from a different angle than FIG. 1;
FIG. 3 is a front view thereof;
FIG. 4 is a back view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is an enlarged top view of the corner of inset 7 of FIG. 1;
FIG. 8 is a top view thereof;
FIG. 9 is a left side view thereof; and,
FIG. 10 is an enlarged view of a bottom corner of inset 10 of FIG. 1.
The broken lines shown in the drawings of the telephone booth are for the purpose of illustrating the environment and form no part of the claimed design. The black bands in FIGS. 1-4, 7, and 10 depict frame structure for the sides of the telephone booth depicted therein.