PB

Peter M. Borgren

📍 Duluth, MN: #1 of 12 inventorsTop 9%
🗺 Minnesota: #50 of 1,035 inventorsTop 5%
Overall (1982): #9,333 of 81,411Top 15%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4363564 Water power generator 1982-12-14
4324984 Portable hydrogenerating apparatus 1982-04-13