WL

William D. Langford

OS Occidental Oil Shale: 1 patents #2 of 10Top 20%
📍 Stow, OH: #8 of 31 inventorsTop 30%
🗺 Ohio: #490 of 2,550 inventorsTop 20%
Overall (1982): #23,732 of 81,411Top 30%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4349227 Mining system for in situ oil shale retorts — 1982-09-14