SH

Sidney M. Heins

TG The Chem-Pro Group: 1 patents #3 of 7Top 45%
📍 Chicago, IL: #7,538 of 13,327 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,044,098 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4482377 Separation of zinc from a zinc-copper alloy — 1984-11-13