DF

Dieter Frassdorf

📍 Grevenbroich, DE: #1 of 6 inventorsTop 20%
Overall (1994): #161,245 of 165,921Top 100%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5300013 Double centrifuge for highly viscous material Paul H. Franzen 1994-04-05