The ornamental design for a motorizeddressingmixer, as shown and described.
FIG. 1 is a front view of the motorized dressing mixer of our new design;
FIG. 2 is a right side view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a top view with the upper portion of the motorized dressing mixer removed to show the impeller at the bottom thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is an exploded upper perspective view showing the top, front and left side of the motorized dressing mixer, with the base, upper portion stopper axially displaced from each other; and,
FIG. 8 is an upper perspective view like that of FIG. 7, showing the top, front and left side of the motorized dressing mixer assembled as a single unit.