Precision screwdriver
Description
The broken lines shown in the drawings form no part of the claimed design.
Claims
The ornamental design for a precision screwdriver, as shown and described.
Referenced Cited
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Patent History
Patent number: D580722
Type: Grant
Filed: Nov 6, 2006
Date of Patent: Nov 18, 2008
Inventor: Li-Lien Chi (Taichung County 414)
Primary Examiner: Cathron Brooks
Assistant Examiner: Austin Murphy
Attorney: Banger Shia
Application Number: 29/250,172
Type: Grant
Filed: Nov 6, 2006
Date of Patent: Nov 18, 2008
Inventor: Li-Lien Chi (Taichung County 414)
Primary Examiner: Cathron Brooks
Assistant Examiner: Austin Murphy
Attorney: Banger Shia
Application Number: 29/250,172
Classifications
Current U.S. Class:
D8/61