Patent Publication Number: US-D505981-S

Title: Building block

Description:
FIG. 1 is a perspective view of a building block; 
     FIG. 2 is a front elevation thereof; 
     FIG. 3 is a rear elevation thereof; 
     FIG. 4 is a left side elevation thereof; 
     FIG. 5 is a right side elevation thereof; 
     FIG. 6 is a top plan view thereof; 
     FIG. 7 is a bottom view thereof; and 
     FIG. 8 is showing a front elevation view of a building block in a position of use. 
     FIG. 9 is showing another embodiment of a building block in a position of use. 
     FIG. 10 is showing the other embodiment of a building block in a position of use. 
     FIG. 11 is showing the other embodiment of a building block in a position of use. 
     FIG. 12 is showing the other embodiment of a building block in a position of use. 
     FIG. 13 is showing the other embodiment of a building block in a position of use. 
     FIG. 14 is showing the other embodiment of a building block in a position of use. 
     FIG. 15 is showing the other embodiment of a building block in a position of use. 
     FIG. 16 is showing the other embodiment of a building block in a position of use. 
     FIG. 17 is showing the other embodiment of a building block in a position of use. 
     FIG. 18 is showing the other embodiment of a building block in a position of use; and, 
     FIG. 19 is showing the other embodiment of a building block in a position of use.