Arvid H. Bergsten

📍 Anoka, MN: #126 of 225 inventorsTop 60%

🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%

Overall (All Time): #3,983,099 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4697669	Folding portable tree step	—	1987-10-06