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The ornamental design for a fan filter, as shown and described. |
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FIG. 1 is a perspective view of the fan filter showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof, the right side elevational view and the top plan view being identical thereto; and,
FIG. 5 is a bottom plan view thereof.
Fago, Dennis M., Fago, Terrie A.
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