Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5202089 | Precipitation-hardenable tool steel | Lars-Ake Norstrom | 1993-04-13 |
| 5023049 | Precipitation hardening tool steel for moulding tools and moulding tool made from the steel | Larsake Norstrom, Anders Cederlund | 1991-06-11 |