Wrench driving end
Claims
The ornamental design for wrench driving end, as shown and described.
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Type: Grant
Filed: Oct 6, 2010
Date of Patent: Apr 26, 2011
Inventor: Bobby Hu (Taichung)
Primary Examiner: Raphael Barkai
Assistant Examiner: Randall Gholson
Attorney: Kamrath & Associates PA
Application Number: 29/376,357