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The ornamental design for a letter opener, as shown and described. |
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FIG. 1 is a right side elevational view of a letter opener showing my new design;
FIG. 2 is a cross-sectional view thereof taken along line 2--2 of FIG. 5, looking in the direction of the arrows;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a cross-sectional view thereof taken along line 4--4 of FIG. 6, looking in the direction of the arrows;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a top plan view thereof; and
FIG. 7 is a bottom plan view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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