UB

Udo Bergmann

Basf Se: 1 patents #265 of 791Top 35%
📍 Schwarzenbek, DE: #2 of 3 inventorsTop 70%
Overall (1989): #47,202 of 140,708Top 35%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4820809 Heterocyclic azo dyes Erwin Hahn, Guenter Hansen 1989-04-11