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The ornamental design for an aquarium filter cartridge, as shown and described. |
FIG. 1 is a top perspective view of an aquarium filter cartridge showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a right side elevational view thereof, the left side being a mirror image;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a cross-sectional view thereof, taken on line 7--7 of FIG. 2, on an enlarged scale.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Apr 17 1990 | Lewis H., Jaslow | (assignment on the face of the patent) | / |
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