NR

Norman C. Ritter

3M: 1 patents #7,233 of 11,543Top 65%
📍 Mounds View, MN: #54 of 92 inventorsTop 60%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #4,098,023 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4293102 Reel weight assembly Gerald J. Niles 1981-10-06