Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889294 | Yarn carrier with interchangeable identifying ring | Hans-Peter Bolz | 1989-12-26 |
| 4852823 | Yarn tube with identification means and winding method utilizing such tube | Hans-Peter Bolz | 1989-08-01 |
| 4828200 | Yarn carrier tube with universal yarn catching means | Hans-Peter Bolz | 1989-05-09 |