US D544606 S1
The ornamental design for an ultrasonic probe, as shown and described.
FIG. 1 is a front view of an ultrasonic probe of a new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a perspective view as seen from the front side thereof;
FIG. 6 is a perspective view as seen from the rear side thereof; and,
FIG. 7 is a sectional view taken along with line VII-VII of FIG. 2.