LG

Lloyd I. Grindstaff

GC Great Lakes Carbon: 1 patents #2 of 4Top 50%
📍 Elizabethton, TN: #1 of 5 inventorsTop 20%
🗺 Tennessee: #86 of 493 inventorsTop 20%
Overall (1982): #46,003 of 81,411Top 60%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4312745 Non-puffing petroleum coke Harry L. Hsu, Mack P. Whittaker 1982-01-26