US D291722 S
Abstract available in
FIG. 1 is a perspective view of an aquarium filter cartridge frame showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof, the rear being identical in appearance;
FIG. 4 is a bottom plan view thereof; and
FIG. 5 is a side elevational view thereof, the side opposite being identical in appearance.