WF

William E. Fritz

TD The Youngstown Steel Door: 2 patents #1 of 6Top 20%
📍 Naperville, IL: #5 of 70 inventorsTop 8%
🗺 Illinois: #186 of 2,749 inventorsTop 7%
Overall (1982): #6,414 of 81,411Top 8%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4344365 Railway hopper car gate anti-friction seal Thomas C. Soddy 1982-08-17
4324188 Hopper discharge outlet and method 1982-04-13