DD

Donald E. Dau

3M: 1 patents #28 of 252Top 15%
📍 Windom, MN: #14 of 98 inventorsTop 15%
🗺 Minnesota: #156 of 1,035 inventorsTop 20%
Overall (1982): #17,158 of 81,411Top 25%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4331453 Abrasive article Leonard E. Nelson 1982-05-25