FK

Friedrich-Otto Koch

HA Hoesch Werke Ag: 1 patents #1 of 7Top 15%
📍 Finsterwalde, DE: #2 of 3 inventorsTop 70%
Overall (1989): #114,603 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4823847 Multi-layer helical seam steel pipe Heinz Grosse, Adolf Peeck, Werner Wennemann 1989-04-25