Air filter

Description

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

FIG. 2 is a rear, left, bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view of the enlarged scale thereof;

FIG. 6 is a right side view of the enlarged scale thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is an enlarged view of detail 9 in FIG. 1;

FIG. 10 is an enlarged view of detail 10 in FIG. 2;

FIG. 11 is an enlarged view of detail 11 in FIG. 3;

FIG. 12 is an enlarged view of detail 12 in FIG. 5; and,

FIG. 13 is an enlarged view of detail 13 in FIG. 7.

The dashed broken lines in the figures are for the purposes of illustrating portions of the air filter and form no part of the claimed design.

Claims

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