FZ

Fred Zellmann

NC Nalco Chemical: 1 patents #334 of 631Top 55%
📍 Evergreen Park, IL: #21 of 48 inventorsTop 45%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,053,663 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4390438 Dibasic acids to reduce coefficient of friction in rolling oils Carl S. Kennedy 1983-06-28