US D550674 S1
We claim the ornamental design for a handheld scanner, as shown and described.
FIG. 1 is a front view of a handheld scanner showing the new design, the rear view being a mirror image of the front view;
FIG. 2 is a left side view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a top view thereof; and,
FIG. 5 is a bottom view thereof.