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The ornamental design for a retaining wall block, as shown and described. |
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FIG. 1 is a left side perspective view of a retaining wall block showing my new design;
FIG. 2 is a front elevation view;
FIG. 3 is a bottom plan view;
FIG. 4 is a right side elevation view, a left side view being the mirror image thereof;
FIG. 5 is a rear elevation view; and,
FIG. 6 is a top plan view.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Apr 14 1994 | POWELL, ARTHUR T | LEHI BLOCK COMPANY | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007045 | /0152 | |
| Jun 13 1994 | Lehi Block Co. | (assignment on the face of the patent) | / |
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