OG

Orville B. Grovum

📍 Hawley, MN: #12 of 20 inventorsTop 60%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,960,240 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4775165 Device for preventing jackknifing of a tractor-trailer rig — 1988-10-04