Air filter

Description

FIG. 1 is a perspective view of an air filter, showing my new design.

FIG. 2 is a front view of the air filter of FIG. 1.

FIG. 3 is a rear view of the air filter of FIG. 1.

FIG. 4 is a left side view of the air filter of FIG. 1.

FIG. 5 is a right side view of the air filter of FIG. 1.

FIG. 6 is a top view of the air filter of FIG. 1; and,

FIG. 7 is a bottom view of the air filter of FIG. 1.

Any broken line portions of FIGS. 1-7 shown in the figures are for the purpose of illustrating portions of the air filter form no part of the claimed design.

Claims

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