FP

Frederick H. Perfect

RA Reading Alloys: 1 patents #1 of 1Top 100%
📍 Wyomissing, PA: #2 of 7 inventorsTop 30%
🗺 Pennsylvania: #570 of 2,652 inventorsTop 25%
Overall (1982): #64,977 of 81,411Top 80%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4331475 Process for aluminothermic production of chromium and chromium alloys low in nitrogen 1982-05-25