Dual filter

Abstract

Description

FIG. 1 is a front perspective view of the dual filter;

FIG. 2 is a front view of the dual filter;

FIG. 3 is a rear view of the dual filter;

FIG. 4 is a side view of the dual filter;

FIG. 5 is a top view of the dual filter; and,

FIG. 6 is a bottom view of the dual filter.

The broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design. The right side view and the left side view of the dual filter are identical and FIG. 4 is a view of either the left or right side of the dual filter.

Claims

The ornamental design for a dual filter, as shown and described.