Precast Concrete Block

FIG. 1 is a front perspective view of a precast concrete block showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is another front elevation view thereof, showing an extended elevation as environmental structure.

The broken lines shown in the drawings depict portions of the precast concrete block, as well as those in FIG. 8 showing environmental structure and form no part of the claimed design.