Portion of a computer input device

FIG. 1 is a left-front perspective view of a portion of a computer input device showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right-rear perspective view of a second embodiment of a portion of a computer input device showing a substantial mirror image embodiment of the portion of a computer mouse of FIGS. 1-4;

FIG. 6 is a right-front perspective view of the portion of a computer input device shown in FIG. 5;

FIG. 7 is a top plan view of the portion of a computer input device shown in FIG. 5;

FIG. 8 is a rear elevational view of the portion of a computer input device shown in FIG. 5; and,

FIG. 9 is a right side elevational view of the portion of a computer input device shown in FIG. 5.

The unshown bottom of the computer input device does not form part of the claimed design. The broken line showing of the remainder of the computer input device is for illustrative purposes only and forms no part of the claimed design.