Keyboard

FIG. 1 is a perspective view of a keyboard showing the claimed design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is an enlarged view of the portion encircled in FIG. 1 .

The broken lines depict portions of the keyboard which form no part of the claimed design.

The dot-dot-dash broken lines depict an area of enlargement.

The claimed design is directed to the portions illustrated in solid lines. The entirety of the portion between the outer solid line in the top view and the next interior solid line, including the portions illustrated in broken lines and the spaces between, forms no part of the claimed design.