Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5423171 | Method and device for joining yarn in an open-end spinning means | Anthony Ball, Karl Rupert, Erwin Braun | 1995-06-13 |
| 5331798 | Method and device for joining yarn in an open-end spinning means | Anthony Ball, Karl Rupert, Erwin Braun | 1994-07-26 |