CF

Carl R. Field

DU Duz-Mor: 5 patents #1 of 1Top 100%
📍 Des Moines, IA: #70 of 657 inventorsTop 15%
🗺 Iowa: #2,245 of 15,303 inventorsTop 15%
Overall (All Time): #768,274 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
D322443 Device for repairing and strengthening vehicles 1991-12-17
D321893 Device for repairing and strengthening vehicles 1991-11-26
4955224 Adjustable height vehicle frame straightening apparatus 1990-09-11
4794782 Pivoting hoist Pichai Saichaie 1989-01-03
4574614 Apparatus for repairing and straightening vehicles 1986-03-11
4546638 Apparatus for repairing and straightening vehicles 1985-10-15
4353241 Apparatus for repairing and straightening vehicles 1982-10-12