CU

Calvin Ulferts

📍 Granite Falls, MN: #4 of 6 inventorsTop 70%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,867,247 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4982949 Merry-go-round 1991-01-08