Woodworking sharpening jig
Claims
The ornamental design for a woodworking sharpening jig, as shown and described.
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D160734 | October 1950 | Polokosnik |
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Type: Grant
Filed: Nov 10, 2020
Date of Patent: Jul 5, 2022
Inventor: Hsi-Hui Yu (Taichung)
Primary Examiner: Nathaniel D. Buckner
Application Number: 29/757,899