Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6564733 | Device for monitoring the bobbin thread on double thread lockstitch sewing machines | Edgar Butzen, Manfred Neurohr | 2003-05-20 |
| 6527403 | Sewing machine with a light barrier | — | 2003-03-04 |