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The ornmental design for a wrench extension, as shown. |
FIG. 1 is a perspective view of a wrench extension showing my new design;
FIG. 2 is a top view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a front view thereof; and,
FIG. 7 is a rear view thereof.
Patent | Priority | Assignee | Title |
Patent | Priority | Assignee | Title |
4374479, | Dec 11 1980 | Torque transfer device for wrench applications | |
4928558, | Dec 15 1988 | Torque master | |
D313731, | Sep 02 1988 | Ratchet extender |
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