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The ornamental design for a water closet tank, as shown and described.
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In a preferred embodiment, the nature of this product is as a plumbing fixture in the form of a toilet tank primarily for delivering flush water to a toilet bowl.
FIG. 1 is a left, top, front perspective view of a water closet tank embodying my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a rear elevational view thereof.
The broken line representations of holes in FIGS. 1, 4 and 6 are for the purpose of illustration only, and form no part of the claimed design.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Mar 21 2005 | Kohler Co. | (assignment on the face of the patent) | / |
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