Chair back

Description

FIG. 1 is a perspective view of the chair back showing my design.

FIG. 2 is a rear view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a side view thereof; and

FIG. 7 is an opposite side view thereof; and,

FIG. 8 is an alternate perspective view thereof showing a star-shaped surface feature on the chair back.

The features presented in broken lines are for environmental purposes only and form no part of the claimed design.

Claims

The ornamental design for a chair back, as shown and described.