Air purifier

Description

FIG. 1 is a perspective view of an air purifier showing my new design;

FIG. 2 is a left-side elevation view thereof, the right, front, and back views being identical thereto;

FIG. 3 is a top view thereof; and

FIG. 4 is a bottom view thereof.

The broken lines in the drawings depict parts of the air purifier that form no part of the claimed designs.

Claims

The ornamental design for an air purifier, as shown and described.