KS

Klaus-Dieter Steffen

DG Dynamit Nobel Gmbh: 1 patents #12 of 60Top 20%
📍 Hennef (Sieg), DE: #1 of 5 inventorsTop 20%
Overall (1982): #47,915 of 81,411Top 60%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4322554 Polymeric azomethines Hans-Joachim Herrmann, Gunther Meyer 1982-03-30