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Filter cartridge |
| D312863 |
Filter cartridge
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| Patent Drawings: | |
| Inventor: |
Hankammer |
| Date Issued: |
December 11, 1990 |
| Application: |
07/247,326 |
| Filed: |
September 21, 1988 |
| Inventors: |
Hankammer; Heinz (6204 Taunusstein 4, DE)
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| Assignee: |
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| Primary Examiner: |
Burke; Wallace R. |
| Assistant Examiner: |
Tung; M. H. |
| Attorney Or Agent: |
Paul & Paul |
| U.S. Class: |
D23/209 |
| Field Of Search: |
D23/200; D23/207; D23/208; D23/209; D23/210; 210/440; 210/444; 210/446; 210/447; 210/448; 210/238; 210/292; 210/234; 210/282; 210/136; 210/416.3 |
| International Class: |
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| U.S Patent Documents: |
D228655; 2869724; 3262570 |
| Foreign Patent Documents: |
2550573; 2552702 |
| Other References: |
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| Abstract: |
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| Claim: |
The ornamental design for a filter cartridge, as shown and described. |
| Description: |
FIG. 1 is a top perspective view of a filter cartridge showing my new design;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a side elevational view thereof.
The filter cartridge is comprised of a tapered cylindrical body with a smooth surface except for a single tapered slot as seen in FIGS. 1, 2 and 4.
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