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The ornamental design for a centrifugal pump, as shown and described.
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FIG. 1 is a front elevational view of a centrifugal pump showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a left side view thereof;
FIG. 7 is a front perspective view thereof; and,
FIG. 8 is a rear perspective view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jun 09 2003 | FUJIWARA, YOUICHI | KOSHIN, LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 014324 | /0621 | |
| Jul 22 2003 | Koshin, Ltd. | (assignment on the face of the patent) | / |
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