ZF

Zhang Fuxue

BI Beijing Information Technology Institute: 1 patents #1 of 3Top 35%
Overall (1989): #137,408 of 140,708Top 100%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4846178 Electric field therapeutic apparatus Zhu Weitong, Yang Xiufeng 1989-07-11