FG

Fred E. Glasstetter

CC Columbian Chemicals: 2 patents #10 of 42Top 25%
📍 Yardley, PA: #318 of 643 inventorsTop 50%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,360,704 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4367208 Process for the manufacture of battery carbon black Frank Eckert 1983-01-04
4351815 Battery carbon black Frank Eckert 1982-09-28