Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4895605 | Method for the manufacture of hardened railroad rails | Murray A. Nott | 1990-01-23 |
| 4611789 | Apparatus for the production of improved railway rails by accelerated cooling in line with the production rolling mill | Robert W. Witty, Peter Crozier | 1986-09-16 |
| 4486248 | Method for the production of improved railway rails by accelerated cooling in line with the production rolling mill | Robert W. Witty, Peter Crozier | 1984-12-04 |