US D293878 S
FIG. 1 is a left side elevational view of a locking bolt unit for securing windows and doors showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a front elevational view thereof; and
FIG. 7 is a top perspective view thereof.