US D523433 S1
FIG. 1 is a perspective view of a keyboard showing our new design;
FIG. 2 is a top view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a front view thereof; and,
FIG. 6 is a rear view thereof.
The broken line showing of the lower portion of the keyboard is for illustrative purposes only and forms no part of the claimed design.