BA

Billy H. Amstead

🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #4,060,492 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4414112 Oil/water separator Robert E. Simpson, Charles Barden 1983-11-08