GG

Gretchen L. Graef

AR Atlantic Richfield: 1 patents #468 of 1,061Top 45%
📍 Tucson, AZ: #3,393 of 6,004 inventorsTop 60%
🗺 Arizona: #18,403 of 32,909 inventorsTop 60%
Overall (All Time): #3,993,007 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4579589 Process for the recovery of precious metals from a roaster calcine leach residue William A. Yuill, Barbara A. Krebs 1986-04-01