DB

David A. Barrow

📍 Sour Lake, TX: #1 of 1 inventorsTop 100%
🗺 Texas: #1,330 of 5,527 inventorsTop 25%
Overall (1994): #146,937 of 165,921Top 90%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5303998 Method of mixing and managing oil and gas well drilling fluids Blake Whitlatch 1994-04-19