We claim the ornamental design for a part of a vacuum cleaner, as shown and described.
The file of this patent contains at least one drawing executed in color. Copies of this patent with color drawings will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a perspective view of a part of a vacuum cleaner showing our new design;
FIG. 2 is a side view thereof;
FIG. 3 is a side view of the opposite side of FIG. 2;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a front view thereof; and,
FIG. 7 is a rear view thereof.
The broken lines shown in the drawings illustrate portions of part of a vacuum cleaner that form no part of the claimed design.