Building block

Description

FIG. 1 is a front, left, and top perspective view of a building block, showing my new design;

FIG. 2 is a rear, right, and bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a perspective view thereof, illustrated in an alternate configuration.

The broken lines in the drawings depict portions of the building block that form no part of the claimed design.

Claims

The ornamental design for a building block, as shown and described.