Lishui
China
2
2024-07-25
The entities that hold a legal rights for patent applications filed by inventor Liu Yiling:
Yiling Liu from Lishui, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
PREPARATION METHOD FOR IRON PHOSPHATE POWDER BY MICROPOROUS FILTRATION AND CONCENTRATION AND PREPARATION DEVICE THEREOF
#2 | 2022-07-07Filtering and concentrating apparatus having stirring function
5455728 ⎘