Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806030 | Correction device for typewriters | Giovanni Quaranti, Claudio Gillio | 1989-02-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806030 | Correction device for typewriters | Giovanni Quaranti, Claudio Gillio | 1989-02-21 |