GB

Gary E. Butts

📍 Arvada, CO: #641 of 1,140 inventorsTop 60%
🗺 Colorado: #24,093 of 40,980 inventorsTop 60%
Overall (All Time): #4,037,901 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4460459 Sequential flotation of sulfide ores Douglas R. Shaw, John F. Spisak, Jerome P. Downey 1984-07-17