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The ornamental design for a chair back cushion, as shown and described. |
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FIG. 1 is a perspective view of the chair back cushion showing our new design, the broken line showing of the chair is for illustrative purposes only and forms no part of the claimed design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side view thereof with the right side being a mirror image of the left side;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof; and;
FIG. 6 is a rear view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Oct 15 1998 | SMITH, NEIL | RELIANCE MEDICAL PRODUCTS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009551 | /0184 | |
| Oct 15 1998 | WEBB, RON | RELIANCE MEDICAL PRODUCTS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009551 | /0184 | |
| Oct 22 1998 | Reliance Medical Products, Inc. | (assignment on the face of the patent) | / |
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