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The ornamental design for a plug-in air purifier, as shown. |
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FIG. 1 is a front perspective view of a plug-in air purifier showing my new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a side elevation view of one side thereof;
FIG. 4 is a side elevation view of one side thereof;
FIG. 5 is a front elevation view thereof;
FIG. 6 is a rear elevation view of the other side thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Oct 27 1999 | PINCHUK, RENE C | SHARPER IMAGE, THE | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 011174 | 0817 | |
| Nov 04 1999 | Sharper Image Corporation | (assignment on the face of the patent) |
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