Lock

FIG. 1 is a perspective view of the design of the present invention;

FIG. 2 is a front view of the lock shown in FIG. 1;

FIG. 3 is a top view of the lock shown in FIG. 1;

FIG. 4 is a back view of the lock shown in FIG. 1;

FIG. 5 is a bottom view of the lock shown in FIG. 1;

FIG. 6 is a side view of the lock shown in FIG. 1; and,

FIG. 7 is a side view of the lock shown in FIG. 1.

The portions of the Figures shown in phantom lines are not part of the claimed design but are for illustration only.