Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842937 | Method of depositing a wear-protective layer on a cutting tool and wear protective layer produced by the method | Hans-Joachim Wiemann | 1989-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842937 | Method of depositing a wear-protective layer on a cutting tool and wear protective layer produced by the method | Hans-Joachim Wiemann | 1989-06-27 |