TJ

Thomas J. Erfort, Jr.

SF Salem Furnace: 1 patents #3 of 4Top 75%
📍 Pittsburgh, PA: #60 of 296 inventorsTop 25%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #139,386 of 140,708Top 100%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4817920 Apparatus for continuous heat treatment of metal strip in coil form — 1989-04-04