The ornamental design for an unmanned groundvehicle, as shown and described.
FIG. 1 is a top, front, and left side perspective view of an unmanned ground vehicle showing my new design;
FIG. 2 is a top, rear, and right side perspective view thereof;
FIG. 3 is a left side elevation view thereof;
FIG. 4 is a right side elevation view thereof;
FIG. 5 is a front view thereof;
FIG. 6 is a rear view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof; and,
FIG. 9 is a top, front, left side, perspective view of an unmanned ground vehicle showing my new design with environmental material for use with the new design.
The broken lines showing are for the purpose of illustrating portions of the unmanned ground vehicle and form no part of the claimed design.