Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854510 | Device and method for storing and returning yarn during the winding of conical bobbins fed with yarn at constant speed | Francesco Ferro, Luigi Colli | 1989-08-08 |
| 4854514 | Device and method for storing and returning yarn during the winding of conical bobbins fed with yarn at constant speed | Francesco Ferro, Luigi Colli | 1989-08-08 |