GB

Gerald L. Bergsrud

3M: 1 patents #7,233 of 11,543Top 65%
📍 Maplewood, MN: #335 of 510 inventorsTop 70%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,893,978 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4893438 Fan folded abrasive discs Richard L. Fry, Russell J. Maland, James A. Weldon 1990-01-16