Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865661 | Product of a high-strength nitrogen containing fully austenitic cobalt steel having yield strengths above 600 N/MM2 | Johannes Jachowski, Paul Pant, Gerald Stein | 1989-09-12 |