WM

William D. McGraw

AA Aluminum Company Of America: 1 patents #495 of 1,017Top 50%
📍 Monroeville, PA: #445 of 710 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,923,471 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4814050 Estimation and control of alumina concentration in hall cells Kevin G. Christian, William M. Hall, Gene S. Miller, Christopher M. Seaman, Robert L. Kozarek 1989-03-21