Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4249964 | Process for the chemical and thermal treatment of steel parts to improve the strength properties thereof | Tadeusz Bambuch, Henryk Wilusz, Wieslaw Englert, Stanislaw Surmiak | 1981-02-10 |