FS

Franz Schulze-Hagen

MA Mannesmann Ag: 1 patents #514 of 1,341Top 40%
📍 Dinslaken, DE: #88 of 160 inventorsTop 60%
Overall (All Time): #3,678,814 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5729569 Submerged arc furnace with vertically movable frame Luciano Ambrosi, Hermann Cepin 1998-03-17