US D312503 S
FIG. 1 is a top plan view of a dual vent filter for use with intravenous tubing showing our new design;
FIG. 2 is a right side elevational view thereof, the opposite side view being identical thereto.
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a front elevational view thereof; and
FIG. 6 is a top perspective view thereof.