Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333308 | False-twist system switchable between S-twist and Z-twist | Theo Bieber | 1982-06-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333308 | False-twist system switchable between S-twist and Z-twist | Theo Bieber | 1982-06-08 |