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			   The ornamental design for a piano, as shown and described.     
    
    
    
    
    
    
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FIG. 1 is a perspective view of a top, front and right side of a piano showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a right side elevational view, the left side elevational view being a mirror image thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a front elevational view thereof with the key cover in the closed position.
| Patent | Priority | Assignee | Title | 
| D661725, | Sep 29 2009 | Roland Corporation | Keyboard | 
| D849827, | Oct 17 2017 | FINDPIANO INFORMATION TECHNOLOGY SHANGHAI CO , LTD ; SUNLAND INFORMATION TECHNOLOGY CO , LTD | Upright piano | 
| D849828, | Oct 17 2017 | FINDPIANO INFORMATION TECHNOLOGY SHANGHAI CO , LTD ; SUNLAND INFORMATION TECHNOLOGY CO , LTD | Upright piano | 
| D849829, | Oct 17 2017 | FINDPIANO INFORMATION TECHNOLOGY SHANGHAI CO , LTD ; SUNLAND INFORMATION TECHNOLOGY CO , LTD | Upright piano | 
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| May 19 2003 | OHNO, MASAHARU | Yamaha Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 014123 | /0521 | |
| May 28 2003 | Yamaha Corporation | (assignment on the face of the patent) | / | 
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