GU

Gerhard Umsonst

CI Ciba-Geigy: 1 patents #138 of 374Top 40%
📍 Frenkendorf, CH: #4 of 7 inventorsTop 60%
Overall (1982): #62,774 of 81,411Top 80%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4344767 Process for coloring linear polyesters in the melt Hans P. Kolliker, Max Jost 1982-08-17