FB

Frank W. Barrier

TI Tri-State Oil Tool Industries: 1 patents #5 of 12Top 45%
📍 Bossier City, LA: #77 of 168 inventorsTop 50%
🗺 Louisiana: #5,044 of 10,876 inventorsTop 50%
Overall (All Time): #4,035,528 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4452304 Remotely operated packer and anchor apparatus for changing a geothermal wellhead valve Kenneth W. Winterrowd 1984-06-05