AU

Alfred J. Underdahl

📍 Hastings, MN: #111 of 173 inventorsTop 65%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #4,095,277 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4285114 Method for transferring circular paper filters from a stack of such filters into a coffee maker basket 1981-08-25