Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4988051 | Method of winding continuously supplied material on several cores and double backing-roller winder | Udo Welschlau | 1991-01-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4988051 | Method of winding continuously supplied material on several cores and double backing-roller winder | Udo Welschlau | 1991-01-29 |