Inventor
LI ZONGJING
CN3 patents
Patents
3 patentsUS10856466B2Dec 8, 2020
Grass trimming head and grass trimmer having the same
NANJING CHERVON IND CO LTD8 citations82
US11910743B2Feb 27, 2024
Grass trimming head and grass trimmer having the same
NANJING CHERVON IND CO LTD2 citations71
US11503759B2Nov 22, 2022
Grass trimming head and grass trimmer having the same
NANJING CHERVON IND CO LTD4 citations71