DH

David N. Hunder

3M: 1 patents #28 of 252Top 15%
📍 Woodbury, MN: #3 of 21 inventorsTop 15%
🗺 Minnesota: #156 of 1,035 inventorsTop 20%
Overall (1982): #78,716 of 81,411Top 100%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4326735 Mold useful in sealing leaks in pipes Harold C. Hervig 1982-04-27