WC

William I. Curtis

HA Harsco: 1 patents #40 of 125Top 35%
Overall (All Time): #3,969,232 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4646475 Abrasive belt surface grinder and method Paul H. DeRamo 1987-03-03