ED

Edgar H. Douglas

ME Midcon Pipeline Equipment: 1 patents #4 of 6Top 70%
📍 Houston, TX: #12,319 of 21,073 inventorsTop 60%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #4,102,426 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4306134 Arc welding pipe apparatus Clyde M. Slavens, Edward A. Clavin, James E. Alleman, Henry Ray 1981-12-15