The ornamental design for a coordinate inputinstrument, as shown and described.
FIG. 1 is a front top left isometric view of a coordinate input instrument according to an embodiment of my new design;
FIG. 2 is a front bottom right isometric view of the coordinate input instrument of FIG. 1;
FIG. 3 is a left side view of the coordinate input instrument of FIG. 1;
FIG. 4 is a front view of the coordinate input instrument of FIG. 1;
FIG. 5 is a rear view of the coordinate input instrument of FIG. 1;
FIG. 6 is a top view of the coordinate input instrument of FIG. 1; and,
FIG. 7 is a bottom view of the coordinate input instrument of FIG. 1.
The dotted broken lines show portions of the coordinate input device which form no part of the claimed design. The dot-dash broken lines define the bounds of the claimed design and form no part thereof.
While the accompanying drawings include broken lines that form no part of the claimed design, the broken lines provide written description of prospective embodiments that are claimed when one or more of the broken lines are amended to solid lines. Similarly, while the solid lines in the drawings form part of the claimed design, the solid lines provide written description of prospective embodiments that are not claimed when one or more of the solid lines are amended to broken lines.