RS

Robert J. Bergh, Sr.

📍 Fergus Falls, MN: #1 of 4 inventorsTop 25%
🗺 Minnesota: #407 of 2,022 inventorsTop 25%
Overall (1989): #64,594 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4882045 Dispersal apparatus with rotation valving Robert J. Bergh, Jr. 1989-11-21