HD

H. E. Dunham

PD Phelps Dodge: 1 patents #17 of 40Top 45%
📍 Morenci, AZ: #8 of 12 inventorsTop 70%
🗺 Arizona: #18,403 of 32,909 inventorsTop 60%
Overall (All Time): #4,062,818 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4422624 Concentrate burner David Arana, Terrell D. Jackson, Brent E. McEuen, John Schneider 1983-12-27