JR

Josef Ramthun

📍 Hilzingen, DE: #22 of 37 inventorsTop 60%
Overall (All Time): #3,658,897 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5946340 Process for melting of metal materials in a shaft furnace Albert Koperek 1999-08-31