DD

Dietger Duenkelmann

FL Foseco International Limited: 2 patents #31 of 196Top 20%
Overall (All Time): #2,322,343 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4908060 Method for treating molten metal with a rotary device — 1990-03-13
4867422 Rotary device, apparatus and method for treating molten metal — 1989-09-19