Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352973 | Machine for simultaneously turning and laser engraving printing cylinders | — | 1982-10-05 |
| 4347785 | Engraving printing cylinders | Alberto Yi | 1982-09-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352973 | Machine for simultaneously turning and laser engraving printing cylinders | — | 1982-10-05 |
| 4347785 | Engraving printing cylinders | Alberto Yi | 1982-09-07 |