Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310607 | Hard coating; a workpiece coated by such hard coating and a method of coating such workpiece by such hard coating | Erich Bergmann | 1994-05-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310607 | Hard coating; a workpiece coated by such hard coating and a method of coating such workpiece by such hard coating | Erich Bergmann | 1994-05-10 |