Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828277 | Self-gradually locking chuck | Giovanni De Bastiani, Giovanni Faccioli, Roberto Aldegheri | 1989-05-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828277 | Self-gradually locking chuck | Giovanni De Bastiani, Giovanni Faccioli, Roberto Aldegheri | 1989-05-09 |