Keyboard

FIG. 1 is a top perspective view of a keyboard showing our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is an enlarged left side view thereof;

FIG. 6 is an enlarged right side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is an enlarged detail view of area 9 circumscribed in FIG. 2 ; and,

FIG. 10 is an enlarged detail view of area 10 circumscribed in FIG. 2 .

The portions of the keyboard shown in broken lines form no part of the claimed design. The dash-dot-dash broken lines denote the boundaries of the areas of detail and form no part of the claimed design.