Woodworking drill bit
Description
Claims
The ornamental design for a woodworking drill bit, as shown and described.
Referenced Cited
Patent History
Patent number: D709111
Type: Grant
Filed: Feb 1, 2013
Date of Patent: Jul 15, 2014
Inventors: Chung-Liang Liao (Taichung Hsien), Chung-Hung Liao (Taichung Hsien), Jen-Sheng Liao (Taichung Hsien)
Primary Examiner: Patricia Palasik
Application Number: 29/444,643
Type: Grant
Filed: Feb 1, 2013
Date of Patent: Jul 15, 2014
Inventors: Chung-Liang Liao (Taichung Hsien), Chung-Hung Liao (Taichung Hsien), Jen-Sheng Liao (Taichung Hsien)
Primary Examiner: Patricia Palasik
Application Number: 29/444,643
Classifications
Current U.S. Class:
Cutting Tool, E.g., Drill Bit, Etc. (D15/139)