Yinchuan
China
2
2020-12-24
The entities that hold a legal rights for patent applications filed by inventor He Jun:
Jun He from Yinchuan, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Processing technology for making seepage irrigation pipe with alternate effluent section and non-effluent section
#2 | 2020-01-16Processing technology for making seepage irrigation pipe with alternate effluent section and non-effluent section
6008284 ⎘