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The ornamental design for a power extension cord, as shown and described. |
FIG. 1 is a front elevational view of a power extension cord showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
Patent | Priority | Assignee | Title |
8604343, | Jun 17 2010 | Window compatible electrical power device | |
D613248, | Jul 10 2009 | Well Shin Technology Co., Ltd. | Power cord with socket |
D740227, | Nov 11 2014 | ADVANTUS, CORP | Extension cord |
D743909, | Dec 18 2013 | Decorative conductive cord |
Patent | Priority | Assignee | Title |
4664459, | Nov 01 1984 | Raytheon Company | Noiseless solid conductor flexible cable |
4723822, | Sep 11 1986 | Safety utility extension cord | |
4780094, | Jan 15 1982 | AMP Incorporated | Extension cord of undercarpet flat cable |
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