SS

Samuel K. Stellfox

DR Dravo: 2 patents #15 of 74Top 25%
📍 Pittsburgh, PA: #3,179 of 7,570 inventorsTop 45%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,370,430 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4268204 Continuous ship unloader Hermann Urban 1981-05-19
4265579 Bulk material unloader Laimons Naruns, Dennis W. Terry 1981-05-05