FH

Franz S. Hagen

MA Mannesmann Ag: 1 patents #514 of 1,341Top 40%
📍 Dinslaken, DE: #88 of 160 inventorsTop 60%
Overall (All Time): #3,992,401 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4577325 Hydraulically forcing contacts against electrodes for electrofurnaces Theodor Mertin 1986-03-18