Board of Tier Shelf

FIG. 1 is a top front perspective view of a board of tier shelf showing my new design;

FIG. 2 is an enlarged view of a portion indicated with “ 2 ” in FIG. 1 ;

FIG. 3 is an enlarged view of a portion indicated with “ 3 ” in FIG. 1 ;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a top view thereof;

FIG. 9 is a bottom view thereof;

FIG. 10 is a bottom rear perspective view thereof;

FIG. 11 is an enlarged view of a portion indicated with “ 11 ” in FIG. 10 ; and,

FIG. 12 is an enlarged view of a portion indicated with “ 12 ” in FIG. 10 .

The dashed broken lines in the figures show portions of the board of tier shelf that form no part of the claimed design. The dot-dash broken lines in the figures show boundaries and form no part of the claimed design. The dot-dot-dash broken lines in the figures depict an area of enlargement and form no part of the claimed design.