Blade sharpening assembly
The broken line showing of the blade sharpening clamp system in
Claims
The ornamental design for a blade sharpening assembly, as shown and described.
| 4216627 | August 12, 1980 | Westrom |
| D273081 | March 20, 1984 | Levine |
| 4441279 | April 10, 1984 | Storm |
| 4538382 | September 3, 1985 | Johannsen |
| D287815 | January 20, 1987 | Johannsen |
| 4731953 | March 22, 1988 | Owen |
| 4771951 | September 20, 1988 | Kiehn |
| 4777770 | October 18, 1988 | Levine |
| 5138801 | August 18, 1992 | Anthon |
| 5431068 | July 11, 1995 | Alsch |
| D363869 | November 7, 1995 | Ross |
Type: Grant
Filed: Jan 22, 2018
Date of Patent: Oct 8, 2019
Inventor: Michael David Wood (Eagle Mountain, UT)
Primary Examiner: Philip S Hyder
Application Number: 29/634,484