DB

Donald G. Bergman

📍 Hudson, OH: #352 of 536 inventorsTop 70%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,958,133 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4767451 Method of operating an electric arc furnace Emil Elsner 1988-08-30