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The ornamental design for a letter opener, as shown and described. |
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.
Patent | Priority | Assignee | Title |
D547223, | Nov 11 2003 | Tyco Fire & Security GmbH | Alarm system |
D578993, | May 25 2007 | Aiphone Co., Ltd. | Portable intercom with a TV monitor |
D594440, | Aug 28 2008 | NL FINANCE CO, LLC | FM transmitter |
Patent | Priority | Assignee | Title |
2247840, | |||
2442694, | |||
3028670, |
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