FIG. 1 is a front, right and top perspective view of a safety lock showing my new design;
FIG. 2 is a rear, left and top perspective view thereof;
FIG. 3 is a rear, left and top perspective view with the keeper engaged with the lock;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a rear elevational view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is bottom plan view thereof.
The broken lines are for illustrative purpose only and form no part of the claimed design.