Keyboard

FIG. 1 is a front and top perspective view of a keyboard, showing my new design;

FIG. 2 is a rear and top perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is an enlarged view of the portion, labeled ‘ 9 ’ of FIG. 1 ; and,

FIG. 10 is an enlarged view of the portion, labeled ‘ 10 ’ of FIG. 7 .

The evenly spaced dashed broken lines depict portions of the keyboard that form no part of the claimed design. The dot-dash line circles depict the limits of the enlarged views and form no part of the claimed design.