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			 The ornamental design for a seat and back rest for a chair, as shown and described. 
			  
			  
			  
			  
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FIG. 1 is a perspective view showing the top, right side and front of a seat and backrest for a chair, the broken lines of other parts of the chair in this figure being for illustrative purposes only and forming no part of the claimed design;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a front elevational view; and,
FIG. 6 is a top plan view thereof.
The short broken lines shown on the seat and back rest in FIGS. 1 through 6 are understood to represent stitching.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| Dec 20 2004 | True Seating Concepts, LLC | (assignment on the face of the patent) | / | |||
| Mar 21 2005 | TRUE, ALAN L | TRUE SEATING CONCEPTS LLC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016082 | /0118 | 
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