US D989,592 S
Knife sharpener
Guozhong Chen, Yangjiang (CN)
Assigned to YANGJIANG YANGDONG ZAFIRA ENTERPRISE CO., LTD., Yangjiang (CN)
Filed by YANGJIANG YANGDONG ZAFIRA ENTERPRISE CO., LTD., Yangjiang (CN)
Filed on Oct. 26, 2021, as Appl. No. 29/813,102.
Claims priority of application No. 202130312133.3 (CN), filed on May 24, 2021.
Term of patent 15 Years
LOC (14) Cl. 08 - 05
U.S. Cl. D 8—93
OG exemplary drawing
 
The ornamental design for a knife sharpener, as shown and described.