FS

Franz Spona

MA Mannesmann Ag: 1 patents #13 of 72Top 20%
📍 Duisburg, DE: #11 of 41 inventorsTop 30%
Overall (1989): #138,631 of 140,708Top 100%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4807691 Mold for continuous casting of metal Heinz Schneider 1989-02-28