Air purifier

Description

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

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Broken lines shown in the figures depict portions of the air purifier that form no part of the claimed design.

Claims

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