DD

Duke Davenport

📍 Owasso, OK: #90 of 206 inventorsTop 45%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,326,402 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4961590 Trailer hitching apparatus — 1990-10-09
4708359 Trailer hitching apparatus — 1987-11-24