Lock box

FIG. 1 is a first perspective view of a lock box showing my new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof; and,

FIG. 9 is a perspective view of the lock box shown in an alternate configuration in an open state.

The broken lines shown in the drawings depict portions of the lock box that form no part of the claimed design.