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The ornamental design for toilet tank, as shown. |
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FIG. 1 is a front elevational view of the toilet tank showing my new design.
FIG. 2 is a top plan view thereof.
FIG. 3 is a left side view thereof.
FIG. 4 is a right side view thereof.
FIG. 5 is a bottom plan view thereof.
FIG. 6 is a rear elevation view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jan 19 1988 | Geberit AG | (assignment on the face of the patent) | / | |||
| Mar 14 1988 | WITZIG, ULI | GEBERIT AG, | ASSIGNMENT OF ASSIGNORS INTEREST | 004858 | /0091 |
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